# Algebra, help + check please

104,559 results, page 89

### Algebra

How can you model data with a linear function? You must provide a real-world example and show how to model the problem using a linear function. Be sure to explain how you know it is a function. This is a discussion question I need help on, can somebody please help me ...

### Algebra

You earn \$250 per month from your part-time job. You are in a kayaking club that costs \$20 per month, and you save at least \$100 each month. Write and solve an inequality to find the possible amounts you have left to spend each month.Can someone please help me with this

### Algebra

1. 10a – 8b (-) 4a + 5b 2. 5b + 3c (-) 4b + 3c 3. 6d + 6e (-) 9d – 8e 4. 8x – 3y (-) -4x + 8y 5. 6rs – 7bc (-) 9rs – 7bc 6. 5xy – 9cs (-)-3xy + cs 7. x2 – 6x + 5 (-) 3x2– 2x – 2 8. 3y2 – 2y – 1 (-) -5y2– 2y + 6 9. (7a + 6b – 9c) – (3a – 6c) 10. (...

The output of a function is 24 less than 9times the input write an equation for the function described. b) use your equation to find the input when the output is -10 Could someone help me? Thanks!

### Math

I don't get page 50 of algebra with pizzazz! Please help? 7) Kathy is 6 years younger than bill. 12 years ago bill was twice as old as Kathy was then. How old are they now?

### Math (algebra)

It takes 5 people 24 min to set up all the tables in the restaurant. how long will it take 3 people to set up all the tables? With formula please.

### algebra

Find the x-intercepts and y-intercepts for f(x) f(x)=x^2-4x + 1 I have been trying to figure this one out for hours and I find no solution but there has to be a way to figure this out and I can't. Please help!! Thank you

### Algebra

1 Multiply. Give your answer in standard form. (2n^2-7n+2)(3n+1) A)6n^3-23n^2-n+2 B)6n^3-19n^2-n+2 C)6n^3-19n^2-13n+2**** D)6n^3+23n^2+13n+2 I think the answer is C, please correct me if I'm wrong.

1) The linear function f(x) contains the points (-10, -29) and (-2, 83). If g(x) = 25x - 50, which statement is true? A. The functions f(x) and g(x) both have positive slopes. <<< B. The functions f(x) and g(x) both have negative slopes. C. The function f(x) has a ...

I like to know few Formulas in Algebra, What formulas we have use in Algebra ?

### algebra

can any one show me where to get free online help with algebra? i need a tutor or someone to show me what im doing

### Pre-Algebra

How do you solve this Pre-Algebra problem: \$1.25x + \$2.25y = \$916 x + y = 560

### Algebra

My question is related to this algebra question. Could you kindly explain how did you get the father's age? Pls.

### English

I didn't notice the spelling mistake. Could you please check which alternative is best? Thank you. 1) I did't manage to finish my homework before the beginning of the school. 2) On 30 December I was with a group of friends. (I spent New Year's Eve with a group of friends) 3) I...

For an experiment on specific heat capacities of metal in physics, I am trying to calculate my percent error but am having some trouble. After collecting my experimental data for c (cal/g) for the object that was used which was aluminum my results are: trial 1 = .19 trial 2...

### spanish

A few months ago my teeth started hurting a lot. I went to the dentist's office to get them checked. When I arrived, the dentist told me that they were very crooked. He said he was going to give me some shots and then put braces on them. After everything was done, I felt sick...

### Math-due today, need a check

Please help me with this, below is a question I have to answer…below that is my answer…did I do, or answer this correctly? Post a response of at least 50 words to the following: Explain how to graph linear equations using the x- and y-intercepts. Provide an example to ...

1. a rectangle has side lengths (x + 5) meters and (2x - 1) meters. write an expression in simplest form that represents the perimeter of the rectangle. my answer is 6x + 4 2. find the sum and difference: 2(3x - 4) + (2x - 5) = 8x - 13 2(3x - 4) - (2x - 5) = 8x + 13 3. while ...

### English 8R - Business Letter Assignment Check

(my English teacher's name) Care of (my full name) (school's address) 9/10/12 President Barack Obama The White House 1600 Pennsylvania Avenue NW Washington, DC 20500 Dear President Obama: Hello my name is (my name). I'm doing this assignment for my English class when I have to...

### Spanish

Hi there, I need to answer a few questions and I want to make sure I wrote them out correctly. Can you please check my answers? 1. if you were president, what would be your most important decision Si yo fuera presidente, me gustaría bajar los impuestos 2. Do you work hard? S...

### English

Project. 1. Listen to the song carefully and sing the song all together. 2. Working in pairs, one person should take the part of a shopkeeper, and the other should be a customer. Then based on the lyric, each should sing his or her part. 3. For the blank music, by making a new...

### english

Need help with writing an essay. My essay will be about giving advices to high school students on how to be a successful. I have to create arguements for it and I don't know how. At first I want to give a difinition of the word "Successful".Then write about being unsuccessful ...

### Pre-Calculus

Please check: 1.Find polar equation of x^2 + y^2 = 10y r^2 for x^2 + y^2 and sin(theta sin for y =r^2=10sin(theta) 2.Find polar equation: y=5 r=5/sin 3.Polar equation is r=2costheta + 3 sin theta Find rectangular equation x^2+y^2 =x^2 + y^2 =2x+3y

### history

what were the 5 factors that created an enviornment in Europe where dictators were able to take control of countries such as Germany and Italy? Please can you help me on this question. The subeject is history. I did put a subject. But i can not wait longer.please please help ...

mr.wilson charges 215 dollars a month to board horses. if he boards a total of 25 horses,how much money will he earn? please show your work. my answer is 5,375 am i right if not please tell me why and how.

Explain how to find the equation of the vertical asymptotes of a reciprocal function in full details. * Steve told me to look up in the web, and did, but still i couldn't find the correct one. someone help please....

When I say four thousand houses in Spanish, is it gender dependent like cuatra mil ollas or do I simply say cuatro mil ollas. I know the numbers from 200-900 are gender dependent but I'm not sure when you get to the four in front of thousand houses because casa is feminine-I'm...

Can you check these, please(studying order of operations). 1. Sam bought two CDs for \$13 each. Sales tax for both CDs was \$3. Write an expression to show how much Sam paid in all. Ans: 13*2+3 2. Alicia made 24 chocolate chip cookies and 36 sugar cookies. Then she divided all ...

How hot should water be for teeth to stay in for 30 minutes? I don't have any equipments to heat the teeth and I have check the hospital and have asked my mom.She works in the hospital there and she says they have one in the lab and I can't use it anyway. I'm planning to boil ...

### Algebra II

Evaluate: ƒ(2) + 5 It says to use this graph to solve the equation: h t t p://i55 . t i n y p i c . com/2qdvfur.jpg Right now we're on Algebra and Composition with Functions. I have no idea what I'm supposed to do, and there are no instructions for any of these problems in ...

### ENGlish

Please check for errors and correct them. Thanks!!! I received your proposal concerning our collaboration on a play. Your basic plan sound fascinating. I have a cabin on the north shore of Lake Michigan, and if we decide to write the play together I would be happy to offer you...

### Art

I left out the following questions. Could you please check them? 1)In the English section of your dissertation you focused on Emily Dickinson whose unsatisfied hunger (starvation) seems to be above all an emotional one. 2)How did her own life influence her poetic universe? Is ...

### inequality expresion

The cost of a long distant telephone call is \$0.36 for first minutes and \$0.21 each additional minutes or portion thereof. Write an inequality representing the number of minutes a person could talk with out exceeding \$3.00 would this be written as 0.36+0.21(x-1)<\$3.00 0.36...

### Algebra

I am not too sure about this problem. Can you please help me? Graph the ellipse and locate the foci. 9x^2=144-16y^2 I got (- squareroot 7, 0) and (squareroot 7,0), but I was looking at one problem in one book similar to it, and it had the answer as (0, - squareroot 7) and (0, ...

### Math(Algebra)

Joe, using only .32 cent stamps and .20 cent stamps, put \$3.36 postage on a package he sent to his sister, he used twice as many .32-cent stamps as 20-cent stamps. How many of each stamp did he use.....please help me .this is driving me crazy!! Thanks

### Algebra

Student loans. Brandt's student loans totaled \$2500. Part was mde at 3% interest and the rest was made at 2.5%. After the one year Brandt had accumulated \$97.50 in interest. What was the amount of each loan? Please HELP ME!!!!!

### Pre-Algebra [repost ]

I need help on these three questions BEFORE 10:00 PM. Please someone show me how to do them step by step! Solve the equation for y in terms of x then find the solutions of the equation for the given values of x. 1.x + y = -1 [values of x: 3, 1, -2] 2.x+ 4y = 20 [values of x: 4...

### Math (Algebra)

Solve using the multiplication principle -7x <_ 35 the sign is an inequality equal greater or lesser than sign would I substitute the sign for an equal sign and then divide 35 by -7 x=-5 -7 x -5= 35 how would I write the solution set? can someone please help me?

### INTRODUCTORY ALGEBRA

FOR HOMEWORK I HAVE TO DO A NUMBER TRICK BY PICKING A NUMBER ADD 5 DOUBLE THE RESULT SUBTRACT 4 THEN DIVIDE THE RESULT BY 2 AND THE RESULT SHOULD BE THREE.THEN I HAVE TO EPLAIN WHY THE RESULT IS ALWAYS 3. I DON'T GET IT CAN YOU PLEASE HELP. IM ABOUT TO CRY.

### Algebra II

I have a question- The range of y = 1/(x-5) is All real Numbers True or False I think it is false because it should be all real numbers except y shouldn't equal 0. Is that correct or don't I understand it-Please explain if I'm wrong. Thanks

### algebra

The value of a certain two-digit number is eight times he sum of its digits. if the digits of the number are reversed the result is 45 less than the original number. find the original number. **please show both equations and work... thanks =)

### maths urgent

1/5 of J's money is equal to 1/3 of S's money. The difference in their amount is 1/2 of A's money. If Adam gives \$120 to S, S will have the same amount of money as J. How much do the 3 people have altogether?(please show me a model method, not algebra)

### Algebra

Triangle ABC has coordinates A(1, 4); B(3, –2); and C(4, 2). Find the coordinates of the image A'B'C' after a reflection over the x-axis? I have never done one where the triangle is already over the x-axis...do we flip it up or down... Please help me figure this out...

### Algebra-help

1. What is the Algebraic expression for the following word phrase: the quotient of 8 and the difference of x and m? 8/x-m * 8-x/m x-m/8 8-x/m 2.Which sum of difference is equivalent to the following expression? 5-3x/5? 1+3/5 1+3x/5 1-3x/5 * 25-15x * is my choice and the second...

### Algebra

A manufacture sells watches for \$31. The manufacture has a fixed cost of \$6000 per month and variable cost of \$15 per watch. How many watches must be sold to break even? Please show all work!

A city map is laid out on a coordinate plane. Elm Street is described by the line x + 2y = -6. Oak street intersects Elm Street at an right angle. Which of the following could be the equation for Oak Street? a. 2x + y = 5 b. -2x + y = 3 c. x + 2y = 4 d. -x - 2y = 8 My answer: d?

### Algebra 2

write an equation to solve each problem There is only one freshman in the cast of the high school musical. There are 6 sophomore and 11 juniors. One third of the cast are seniors. How may seniors are in the musical? *Please show me the work on how to do it

### Physics Problem

Could you please check my work? 2. A 2 kg ball of putty moving to the right at 3m/s has a head-on inelastic collision with a 1 kg ball of putty moving to the left at 3m/s. What is the final magnitude and direction of the velocity of the stuck together balls after the collision...

### city project

my is elderly people things to start a presentation goes like this ............. 'cities needs to provide services to all residents but espially to eldery people' because there population increases in future! city need 55 plus buildings to live and pavllion. they should make ...

### Algebra

I'm really stuck on these 2. Can you please explain the work clearly so that I can understand and find the answer easily, if already not given. Need help with these 2 please-- 19. Nancy invests \$100 in one account for 10 years at a 9% interest rate compounded annually, and she...

### English

I need one student to come up here to act out the tree pose. Who can do the tree pose in front of the classmates? OK. Come up here. Be seated on the chair. You should do as you are told. You should folow my directions. Stand up. Raise your right foot and place it against your ...

### Instructional materials:Their preparation and Use

if you could help please do 3. A document camera is more versatile than an opaque projector because you can use it to A. record sound. B. project three-dimensional objects. C. display book pages on a screen. D. view colored items. 4. Which one of the following guidelines ...

### Algebra

Use the five steps for problem solving to answer the following question. Please show all of your work. Marissa has budgeted \$65 for her monthly cell phone expense. If her plan with her wireless provider is \$15 plus \$0.25 for each minute, how many minutes can she talk on her ...

### Morpheme Practice (Lit)

Hi I'm confused on what is an stem extender and morphemes. Underline any stem extenders in the word below. Philosophy Banana Pheumectomy Anthropology How many morphemes do the following contain? Sown 1 Airsickness 2? Ohio 1 Algebra not sure. expel 1? Congenital 2? Cognate 2? ...

### geography

Can you check my answers please? 1. Which continents do not cross the equator? North America, Europe, Australia, and Antarctica 2. What two parallels form the boundaries of the "tropics" or low latitudes? The 23 degree 50 N line and the 23 degree 50 S line 3. Which has sunrise...

### English

I forgot to include the following sentences when describing the school day. As I couldn't send you my previous post, I typed "Jane" (to see if something changed.) Can you please check them please? 1) We have lessons (or we go to school) from Mondays to Fridays. 2) We have a 15...

### chemistry

if 37.9 liters of NO at .993atm and 146 degrees celcius are decomposed by the reaction 2NO-->N2+O2 how many grams of nitrogen will be formed... could you show mw step bu step how to do this ? thanks....i have finals tommorrow.... i need HHHHHHEEEEEEELLLLLLPPPPPPPP PV=nRT P=...

Solve each equation by graphing the related function. If the equation has no real-number solution, write no solution. NOTE: when I write + it has a minus on the bottom too x^2+7=0 a. x= +7 b. x = +3.5 c. x= 0 d. no solution *** 3x^2=0 a. +3 b. +1/3 c. 0 *** d. no solution 1/4x...

"Everyone in our neighborhood mows their lawn on Saturday, and my street, as a result of that, is pretty." This construction: has one error, a pronoun with no appropriate antecedent. has two errors, a pronoun with no appropriate antecedent and a shift in tense. *** has one ...

### english/punctuation

Add punctuation to the paragraph. You must be kidding, how can I possibly finish all this homework, and still find time to clean up this mess! I never imagined that one puppy could create so many messes in just a few hours! Dind't I lock the gate before I went to school ...

### American government

how does the pledge of allegiance to the flag of the united states reflect the concept of natural rights? A. the pledge of allegiance includes the phrase "under god" B. the pledge of allegiance recognizes the united states as a republic C. the pledge of allegiance states that ...

### American government

how does the pledge of allegiance to the flag of the united states reflect the concept of natural rights? A. the pledge of allegiance includes the phrase "under god" B. the pledge of allegiance recognizes the united states as a republic C. the pledge of allegiance states that ...

### Algebra

How do I find the cost of a cell phone plan if I use 400 day-timme minutes. is it the cost times the minutes plus contracts if any or just cost times the minutes. Please help me!

### chemistry

thermochemistry chem conceptual. i just want to check my understanding of this Say you got this: 1)A + b=c A=4.0 grams and -91.8kj evolve How do you find change of H ? I guess you convert A to grams and then shove it under the evolved heat ? ie. change of H= -91.8kj/2 mol= 2)...

### Algebra 1A Word Problem

Can someone please help me with this Algebra problem. The equation y= -1777x + 27,153 can be used to predict the number of y of gun deaths in the U.S. x years after 2000, that is, x=0 corresponds to 2000, x=2 corresponds to 2002, x-6 corresponds to 2006, and so. Predict the ...

### Algebra

The function w(x) = – 0.01x^2 + 0.27x + 8.60 can be used to estimate the number of selfemployed workers in the U.S., in millions, x years after 1980. How many self-employed workers were there in the year 1995? A. 9.8 million B. 10.4 million C. 11.15 million D. 14.9 million I...

### algebra 2

please help i have done these problems 3 times now and always get them worng. find the first three terms of (a-b)^6 find the last three terms of (2x+y)^5 find the third fourth and fifth terms of (a+b)^9

### English

1. We learned how to give first aid to an injured person. 2. We practiced CPR. (Cardiopulmonary Resuscitation) 3. We practiced how to help people in danger. 4. We practiced how to help the handicapped. 5. We practiced how to take care of the sick. 6. We practiced how to save a...

### SOCIAL STUDIES PLEASE CHECK ANSER

what connection did the mier y teran report have to do with the law of april 6 1830? A the report shows an excess number of Mexican immigrants which the new law forbid. B the report showed that American settlers weren’t adopting the Mexican culture so the law halted American...

### algebra!

If the measure of angle A is doubled and then decreased by 10 while the complement of angle A is decreased by one-third of itself, then these two anlges formed are still complementary. Find the supplement of angle A. Please explain so i could understand. thank you ! Isn't this...

Consider a window the shape of which is a rectangle of height h surmounted a triangle having a height T that is 1.3 times the width w of the rectangle. If the cross-sectional area is A, determine the dimensions of the window which minimize the perimeter. h=______ w=______ What...

### Algebra Word Problem

COULD SOMEONE PLEASE HELP ME WITH THIS !!!!!!!!!! The base of a triangle is 3cm greater than the height. The area is 44cm^2. Find the height and length of the base. The height of the triangle is_______ cm The base of the traingle is_______cm

### Algebra

Solution A is 30% acid and solution B is 60% acid. How many gallons of each solution must be used to create a 60 gallon mixute that is 50% acid. I have to set this up as a system of equations, and I thought one system was x + y = 60, but I can't get an answer, please help

### ENGLISH 11

1. When Thomas Paine writes about reconciliation, he is referring to (1 point) {A.}the southern Colonies staying peacefully connected to the northern Colonies. B.the Colonies staying peacefully connected with Great Britain. C.the Colonists staying peacefully connected to ...

### Agility Training

Please check my answer thanks :) What is a good rule to follow for training a dog in agility jumps? A. Start with low jumps and gradually increase the height to the proper level. B. Begin by conditioning the dog when it's approximately 18 months old. C. Start by having the dog...

### To DrBob222

Can you please explain thoroughly to me about all this. Why do we criss cross the formulas of compounds? How do we find out which combining capacity to use if there are more than one? Is there a special formula we use to find out or something? I really do not understand. After...

### English

Could you please check these sentences? Thank you very much. 1) Before he went to Celtic Camp, Johnny did some mock exams as a preparation (to prepare) for his A-level exams. 2) Kane suggests he should copy his essays from the net. Johnny refuses (to follow her advice) though ...

### English

I urgently need you to check this. Thank you, Writeacher. 1) Sorry for disturbing you again. Our secretary told me she hasn't received your headmaster's email, yet. 2) Can you please send it again to the following email address.....? We'll be organizing a link to your school ...

### new brunswick college

can any body send me information about algerba . i know the principle. when you have the four signes what you do to one side you do the opposite side. want to know some historyso i might understand it better . thank you randy go to gomath information on algebra normally ...

### French- another check-over

A group of friends spent the weekend in Paris. Say where they each went, using the passe compose of aller. 1. Nathalie est allee au Louvre. 2. Eric et Jerome sont alles au Musee d'Orsay. 3. Caroline et Claire sont allees au Centre Ponpidou. 4. Vincent est alle au Quartier ...

### English

Listening to the explanations of the sports, let's play the quiz game. You should work in pairs. I will distribute sheets of paper. One should read the explanation of a sport. Then the other should guess what sport it is. Read all the explanations of the sports, and if your ...

### algebra can somecheck my answers

please check my answer thank you Write the phrase “the quotient of 3 more than a number, and 3 less than that same number. “ (x+3/(x-3) . It is estimated that the Earth is losing 4000 species of plants and animals every year. If S represents the number of species living ...

Find sin(θ), cos(θ), tan(θ). Assume a = 40, b = 9, and c = 41. (Do not use mixed numbers in your answers.)

### Chemistry

X2 + Y2 <=> 2XY 0.50 mole each of X2 and Y2 are placed in a 1.0 litre vessel and allowed to reach equilibrium at a given temperature. The equilibrium concentrations of XY is found to be 0.025 mol/L. What is the equilibrium cosntant for this reaction? Do I just get the ...

My body is covered with bony plates, but i am a fish. I am male, but i take care of all my young. i can swim, but i prefer to be carried by ocean currents. i look like a familiar land animal. What am i?

### chemistry!

i lost my notes for Stoichiometry and have a final tomorrow. ASAP would be appreciated. im trying to find a site that can help me with balancing word equations calculations:mol,g,liters-gas and determining limiting reagent and % yields. please please please help me.

### English

Can you please check these sentences? I forgot to include them before. I really need to check them with you. 1) My family and I have been on holiday in (to?) Greece (he has come back from Greece). We stayed on (not in) Mikonos, a little island... 2) There wasn't (any necessary...

### culture

Please explain the Sapir-Whorf hypothesis in your own words. What do you think about the hypothesis? Do you accept it or reject it or are you somewhere in between? Can you think of any examples that illustrate how language and culture influence each other? (I think it’s a ...

### Science I need a teacher's help

Why are capillaries and not arteries or veins found in the alveoli, nephrons, and villi. A. vessels must be small so that very little blood enters these tissues B. vessels must be narrow so that only very small molecules can reach these tissues C. vessel walls must be thin to ...

### math

Please double check In a bottling company, a machine can fill a 2-liter (l) bottle in 0.5 second (s) and move the next bottle into place in 0.1 s. How many 2-l bottles can be filled by the machine in 2 h? Answer: 1.00 or 0.20 A circular coffee table has a diameter of 5 ft. ...

### intermediate algebra

Find the equation of the line that pass through the given point and is perpendicular to the given line. Write in slope intercept form. (0,0), y + 3x = -12 would I subtract 3x from both sides? if so would the slope be -3x? m = 1/3 , (0,0) y-y1, m(x-x1) y-0=1/3(x-0) y-0=1/3 x+0 ...

### algebra review

find the y-intercept of a line that passes through (2,1) and has a slope of -5. i forgot what equation i have to use to find this out. can someone give me which equation i have to use? or all the equations that deal with slopes please

### algebra 1

please help me solve this problem. The formula R=0.075 + 3.85 can be used to predict the world record in the 1500 meter run, t years after 1930. Determine an inequality that identifies the years in which the world record will be less than 3.7. Solve for t. Thanks

### algebra

what is x short leg for right triangle when given long leg b is 1/2x +11 when given hypotenuse c is 2x + 1 i put (-1/2x + 11) +(2x + 1) = x and came out with 20 but that did not work out when squared A + b = C. I estimated x/a = 8, then b = 15 and c = 17 and that works 8^2 + ...

### Algebra II

Need help please. Thank you. 1. Determine whether the function has a maximum or minimum. State that value. f(x)= -2x^2-4x 2. Determine what c would in order to complete the square. x^2-5x+c 3. Solve the quadratic by factoring. 3x^2-16x+5=0 4. Solve the quadratic by factoring. ...

Please check. 4. Which of the following is one of the most significant events in chapter VIII *Johnny Tremain* A. Merchant Lyte's sickness B. James Otis's speech C. Lavinia asking the soldier to get Dr. Warren for her father*** I chose this one D. Dr. Warren lending his coach ...

### Algebra

If p(x) is a polynomial and is divided by (x-k) and a remainder is obtained, then that remainder is p(k). If the quadratic p(x)=x^2-3x+5 gives the same remainder when divided by x+k as it does when divided by x-3k find the value of k, k is not equal to 0. This is the answer ...

### English

1. Match subjects and their feelings and make sentences. 2. Match subjects with thier feelings and make sentences. 3. Match each subject with its feeling and make sentences. 4. Make sentences after matching each subject with its feeling. =============== Are they all ...

### English

Can you please check if the following sentences are possible, please? Thank you very much. 1) Th scene takes place in a classroom of M'Choakumchild school. 2)It is a whitewashed room, in which the boys and the girls are sitting in two compact bodies divided up in the centre by...