# Algebra, help + check please

106,764 results, page 90

1. ### For Reiny

If you could go back and check my reply to you. thanks
2. ### Math 8 - HW. Qs. Check

12 + v/2 = 17 My Answer - 10 right?????
3. ### math

Solve and check each equation. 5 - y/2 = 3
4. ### Math

Pls check - Solve 9^2-7 (16÷2^3) 9^2-7 (16÷8) 81-7 (2) 81-14 67
5. ### Math

Pls check - Solve 9^2-7 (16÷2^3) 9^2-7 (16÷8) 81-7 (2) 81-14 67
6. ### Math

x * 2x = 2x^2 (check) 5x^3 + 2x^5 = ? Can you add these two?
7. ### math check

23/17 < 5/3 Found LCD 69/51 85/51
8. ### math check

23/17 < 5/3 Found LCD 69/51 85/51
9. ### math *check* (PERMUTATION)

simplify 3! . . . . . . . . A.2 B.5 C.3 D.6*************?
10. ### Math

-80=8b-15+5b How do I solve this and what does check mean?
11. ### Mrs.Sue

Can u check my last question 16.
12. ### Chemistry

Can you check my answer for the PH question @12:04 11/20?
13. ### tenant relations

check my answer 1-b 2- a 3- b 4- b 5- a
14. ### Math

Solve and check. ( 3 marks) 5/(x-1)+2/(x+1)=-6
15. ### Math

Solve and check. ( 3 marks) (5)/(x-1) + (2)/(x+1)=-6
16. ### math

Solve: Check your solution. 3y - 7 = -3y + - 19
17. ### Calculus check

y=-1/sqrt(x^2+1) , then dy/dx= A. x/(x^2+1)^1/2 B. x/(x^2+1)^1/2 C. -x/(x^2+1)^1/2 D. -x/(x^2+1)^3/2 E. x/(x^2+1) I got B.

l(x)=3-x^2 l(x)=7 x=-2 am i correct?
19. ### Pre-Algegra

5(x - 1) + -3x + 6 =9 check plz x = 4??
20. ### Math

Roots. Solve and check 1/4 -1/x+6= 1/x
21. ### Math

if p=8 evaluate 4^2/p•3 2 3 6<---- 8 Check my answer
22. ### Math

5/6x2/3= 10/18=5/9 Can you check this problem for me?
23. ### math

Plz check my work 8*8=64 9*9=81 7*8=56 7/21=3 8/32=32
24. ### Math 114

Solve and check x+y=12;y=3x x+y=12;y=3x x+3x=12 4x=12 4x/4=12/4 x=3 y=3x y=(3)(3) y=9
25. ### Can anyone check this?

display.cgi?id=1504162458

what is the solution to m+(-10)=-33 a.m=-33 b.m=-23** c.m=23 d.m=33
27. ### Aljebra

Can someone check for me thanx 16 ÷ (8)(2)-12÷[6-2]+6÷(4-2) My answer is 1
28. ### Check My History Please

1. When the Texas Railroad Commission enforced new restrictions in 1931, those that benefited most were individual wildcatters. small oil operators. large oil companies. Texas state officials.* 2. The geographic area hardest hit by drought in the 1930s is called the East Texas...
29. ### Algebra

How do you find the zeroes of the 1/2x^3-x? I factoried it so it would be 1/2x(x^2)-x. The one zero would then be zero, which matches with my book's answer. But I have no idea how my book got +/- the sq. root of two for the other one. Can you demonstrate, please?

Selling shirts. If a vendor charges p dollars each for rugby shirts, then he expects to sell 2000  100p shirts at a tournament a) Find a polynomial R(p) that represents the total revenue when the shirts are p dollars each. b) Find R(5), R(10), and R(20).
31. ### Algebra 2

The sum of the digits of a two-digit number is 9. If the digits are reversed, the new number is 27 more than the original number. Find the original number. I hate silly word problems like this, please help me out.
32. ### algebra

The sum of the digits of a two-digit number is eleven. If the digits are reversed, the new number is sixty-three less than the original number. Find the original number. Help? &explain how you got the answer please.
33. ### Implicit Differentiation

Use implicit differentiation to find the slope of the tangent line to the curve y/x+6y=x^2–6 at the point (1,–5/31) . Again i think i'm messing up with the algebra here. I used quotient rule to get [(x+6y)(y')-(y)(1+6y')]/(x+6y)^2=2x I don't know how to go from here to ...
34. ### algebra 2 help please

Yves and some friends are playing a fair game in which 18 cards are dealt to 6 players. One of the cards is a queen. The player who receives the queen goes first. What is the probability that Yves will go first? a) 1/18 b) 1/3 c) 1/6 d) 1/13
35. ### Math/Algebra

I really need help! I have a paper due tomorrow and I can't find out this answer. Can you help me? The question says this: -2=n+5. Under it it says: (-2)-____=n+5-____. I know that n equals -7 but I can't find out the blanks. Please help!
36. ### Math Algebra

The coordinates of quadrilateral VXY Are given below. Find the coordinates of its image after a dilation with the given scale factor V(6, 2), W(-2, 4), X(-3, -2), Y(3, -5) scale factor of 2 This question is confusing me and is worth 3 points please help :)
37. ### Algebra

One hour = 3,600 seconds and 1 mile= 5,280 feet. MAke a conjecture about how you could convert a speed of 15 miles per hour to feet per second. Then convert please help answer
38. ### algebra, series

The sum of the first n terms of a series is 1-(3/4). Obtain an expression for the nth term of the series. Prove that the series is geometric, and state the values of the first term and the common ratio. Please show workings

a. Two sticks are rubbed together to start a fire. b. A firecracker explodes. c. A red-hot iron bar is set aside to cool. In which of the situations listed above is energy being transferred as heat to the system in order for the system to do work? I would say A & B. In which ...
40. ### Quick English check

Please check to if see if the capitalized vocab words are in the right spot. Correct me if I'm wrong. 1. The all circumstantial but it definitely does not look good for the suspect. (SUSCEPTIBLE) 2. I have been convinced to participate in the activity even though I think it is...
41. ### @ elena - intro to physics

I posted this question earlier and thank you for respnding, but the answer you give me was incorrect. I try looking at hw you solve and cant find the mistake but when when I check your answer it said it was wrong. Can you please look over it again, I greatly appreciate it a ...

What is the smallest perfect cube that has a factor of 4725? Factors of 4725 are 3,3,3,5,5,7 I have 3^3 and 5^2 and 7. So I need 1 more 5 and 2 more of 7 So: 3^3*5^3*7^3 = 1157625 When I cube root 1157625 it is 105. So is this the answer? The smallest perfect cube that has a ...

____ kg = 440 g ((Help Please)) ____ kg 1,006,000 ((Help Please)) 8.6 kg = ____ g ((8600/0.0086??)) 800 g = ____ mg ((800.000??)) 1.7 kg = ____ ((1700/0.0017??)) ____ mg = 6.2 kg ((Help please)) (((((I understand it it's just I can't get a correct answer again.Can someone help...
44. ### English

1. The best way to confirm the accuracy of a source is to check it against another source. True****** False 2. An expository essay is research based and completely objective. True False****** 3. Developing research questions is done during the drafting stage of the writing ...

Malcolm's class has been assigned a project in which it is to build a four-wheeled vehicle to transport a can of soda across the classroom. The car will be powered by stretching rubber bands around an axle before releasing the vehicle on the floor. The vehicle will be powered ...
46. ### 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 ...
47. ### 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...
49. ### 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...

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 ...
51. ### 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...

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 ...
53. ### algebra

^96divided by 8 We'll be glad to critique your answer. What is the meaning of the ^ before the 96? Your question does not seem to be about algebra. Okay jessica, what is 96 divided by 8?...and the rest of the class will not help her...do you have the answer? 12
54. ### Algebra

I can find the finite differences, but how do I find the number of birds in July? owl.bcpnet. net/Algebra%202/ch6/section09/problem_solving.pdf
55. ### algebra

Solve the quadratic equation: 2x(squared)+6x+12=0 I know you have to find two numbers that =24 (2 times 12) and have a sum of 6. But I can't think of any! Can someone please help? Use the quadratic. And this problem has no real answers, they are imaginary. Oh, the quadratic ...
56. ### algebra

A wire runs from the top of a flagpole to a point on the ground that is 9 yards from the base of the pole. The wire is 15 yards long. How many yards tall is the flagpole? (Please type ONLY the numerical answer, no extra spaces or words. Do NOT include any units.)
57. ### algebra

carl has a box with a length width and height of 12 inches. she needs a box that is 4 inches longer, not as high, yet still has exactly the same width and volume. what are the new dimensions? which box requires more material to construct? PLEASE HELP ME!! :(
58. ### Algebra 1

Harrison predicted that the actual quotient for 57,872 divided by 305 will be less than the estimate 60,000 divided by 300 =200. Is Harrison correct. Explain how Harrison arrived at his prediction without dividing the actual numbers. Please help answer. Thanks

You use a line of best fit for a set of data to make a prediction about an unknown value. The correlation coefficient for your data set is -0.015. How confident can you be that your predicted value will be reasonably close to the actual value?
60. ### 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 ...
61. ### 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...
62. ### 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
63. ### 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. (...
64. ### algebra help, please :)

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!
65. ### 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?
66. ### 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.
67. ### 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
68. ### 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.
69. ### 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...
70. ### 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 ...
71. ### 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

I like to know few Formulas in Algebra, What formulas we have use in Algebra ?
73. ### 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
74. ### Pre-Algebra

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

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

With the polynomial: f(x) = 5x^3 + 8x^2 -4x + 3 a. The Fundamental Theorem of Algebra states that this polynomial has ______ roots. b. Find f(-x).

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 ...
80. ### 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...
81. ### 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 ...
82. ### 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...
83. ### 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...
84. ### 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 ...
85. ### 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=...
86. ### 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....
89. ### 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 ...
90. ### 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...
91. ### 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 ...
92. ### 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 ...
93. ### 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, ...
94. ### 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
95. ### 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!!!!!
96. ### 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...
97. ### 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?
98. ### 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.
99. ### 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
100. ### 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 =)