Algebra, help + check please

103,406 results, page 35

algebra 2

Absolute value 9 [9 - 8x] = 2× + 3 9 [9 -6×] =3 9 [-6x] = -6 54x = -6 x= -1/9 , × = 1/9 Is this correct? If not could you explain please. Thank you


Can you please help me with this math problem: 5 6 2 9 12 3 (4X Y Z) X (5X Y Z) The numbers at the top are exponents.thank you

Algebra 1

Multiply the binomial and trinomial (x-2)(x^2+2x+4) Can someone please help ? I do not understand what to do. Thank You


NEED HELP ASAP! x/x-2 + x-1/x+1 = - 1 Please show me how you got your answer as well. :)

language arts (check answer)

please check this... which of the following shows a correctly punctuated compound sentence? A.As the miners,slept soundly,the thieves made off with all their supplies and gold. B.As the miners slept,soundly the thieves made off with all their supplies and gold. C.As the miners...


Could you please check these sentences, please? Thank you. 1) It is advisable for you to do the exercise. 2) It would be better/best if he did the exercise. (but NOT for him to do) 3) It is difficult for him to do the exercise. It is easy for him to do the exercise. 4)I'm ...


solve for y? z=0.3(y-6)^2 please can you explain your working, Many thanks, Wendy. * Algebra - drwls, Friday, November 20, 2009 at 9:40am (10/3)z = (y-6)^2 y = sqrt[(10/3)z] +6 = 1.826 sqrt z + 6 * Algebra - wendy, Friday, November 20, 2009 at 9:47am I'm sorry. Really don't ...


|3x+8|=20; -4 Basically that 4 is asking whether that is a possible solution to the problem. I tried to solve it and the two solutions I got were -28/3 and 4. So I got that -4 is not a solution but if someone could check for me and make sure I didn't mess up my signs that ...


Solve each system graphically. Be sure to check your solution.If a system has an infinite number of solutions, use set-builder notation to write the solution set.If a system has no solution, state this. 2x - y = 1 x + 2y = 3


CAN YOU CHECK IF IM RIGHT? |-2 +5 | ANSWER 7 |5| +4 ANSWER: 9 |-5| +4 ANSWER : 9 |5+2| ANSWER : 7 |3-7| ANSWER : -4

Linear Algebra

Hello, could anyone help me with this excersise of linear algebra, Please? Well it's about linear transformation defined as T:V--W , the excersices give me a set of linearly independent vectors of V {v1,v2, v3... vk} and then asks : Are {W1, w2, w3, ...wk}, the linear ...

Chemistry - check answers

Can someone please check my answers and make sure they're correct? A) How much heat would it take to raise the temperature of 46.0 g of water from 90.0 to 100.0 C? Answer using correct sig figs, sign, and units. My answer: +1.92x10^3 J B) How many joules are released when 84.0...

Chemistry check and help

what is ... Sodium bisulphate hydroiodic acid ammonium dihydrogen phosphate Zn(HCrO4)2 Calcium metal ferrous bromide sodium carbide phosphate radical Check... sodium bicarbonate NaHCO3


graph each of the following equations below using their intercepts?. 25x + 50y - 100 = 0 find the intercepts Y intercept is when x is zero x intercept is when y is zero. plot those points, connect the dots. please answer my question with solution. 2y - 8x Please note that we ...

Algebra 2 Answer Check

Simplify. 1. 5√6 - √24 A: 3√6 2. Evaluate 3y + 5xy - x for x = 4 and y = 2 A: 42 3. Simplify 3x(5y + 4) - 2xy - 10x + 6x^2 A: 3xy + 2x + 6x^2 4. Evaluate 5^-3 A: 1/125 5. Simplify ((-2x^4y^7)/(x^5))^3. Assume all variables are nonzero. A: (2x^3)/(y^21)

Pre-Algebra please help me!!

X- 0 1 2 3 4 5 6 Y- -7 -4 -1 2 5 8 11 this is a x and y table I need to find out wat the rule is to get y. So the equation would start out like: Y=?????? wat do u need to do with x to get y? and I need help badly! so please!


Part 1: Poem Structure "Annbel lee" by edgar allen poe Check PLEASE?? In this part, you will analyze the structure of the poem. Please fill out the following. Title of Poem:Annabel lee Poet: Edgar allen poe Theme: potrait Type of Poem:Narrative poetry Style of Verse: free ...


CHECK PLEASE?! Part 1: Poem Structure "Annbel lee" by edgar allen poe In this part, you will analyze the structure of the poem. Please fill out the following. Title of Poem:Annabel lee Poet: Edgar allen poe Theme: potrait Type of Poem:Narrative poetry Style of Verse: free ...


Predict the precipitate that forms: HCl + AgNO3 --> ??? i don't know what the answer is but i think it is Cing04 AgCl. You need to learn the solubility rules. If you don't have a web site I can give you one. hey watz up can you help me with a question please? If you have a ...

Physics check

A speeder traveling at 41 m/s passes a motorcycle policeman at rest at the side of the road. The policeman accelerates at 3.3 m/s2. To the nearest tenth of a second how long does it take the policeman to catch the speeder? Im sorry I am new to physics this is my first year and...


Hi this question was already asked but there is still no correct answer. I can't seem to solve this for x correctly...I got 128 over 55 as an answer which can't be correct. Please help me find the correct answer! Thanks The equation is: .05x-.6(x+2)=.08 Please show the work as...

Math Double Check Me Please

1.what is the slant height for the given pyramid to the nearest whole unit. pyramid base= 12 cm height=8 cm A.5 cm B.9 cm ***** C.14 cm D.10 cm What is the length of the diagonal for the given rectangular prism to the nearest whole unit? the unit is the length=6, width=5, ...

Essay Revisions

I've made the suggest revisions, as well as change and added somethings. Could you please check if I have fragments, pronoun agreements, run ons, and if I restated my thesis in my conclusion. Thanks! How Much Is Too Much?


Please check my work, the answer I am suppose to get is 17.5, but instead I got 2.5. Solve the problem. 66. y varies jointly as a and b inversely as the square root of c, y=24 when a=6,b=4, and c=49. Find y when a=2, b=5, and c=16. -I got: y=kab/ sqrt of c, y=2*5/ sqrt of 16, ...


pLease check my answer Which sentence has a subject complement 1.The nurse felt my pulse 2.I felt much better. 3. The day ended with many surprises. 4. We can't leave without seeing her. I pick answer #1

medical info mangement

please check my answer thanks True or False If John Dale is responsible for accounting services for Weston Hospital he's the hospital's chief fisnical officer. I picked True

Dog Hunting Training

Please check my answer thanks :) Dogs must meet these qualifications to participate in AKC performace events ? My answer Be at least six months old and registered with the AKC


please check this: The Spanish established outposts in the Southeast to a. trade with Native Americans b. encourage Spanish immigration c. search for prevsious metals d. protect its trade routes. i thnk the answe is A

early childhood literacy

Are dot-to-dot pictures,tracing, cutting and gluing all activities that develope writing skills. i am not show about Gluing as one can someone please check it for me

Physics-Please help with formula

If I have an electric field around a charged object that is 2.95 x 10^6 N/C at a distance of 0.400m, how would I find the charge on the object? If you could just direct me with a formula-then I'll do it and check back with my answer-Thank you for you help


Can you check this sentence, please? I know a little about helping injured and sick animals from volunteering at the social shelter. I look forward to learning more in school about how to treat animals.

Chemistry(Please check)

I ahve to find the concentration of product, (Fe(SCN)^2+) at equilibrium. We have to use the equation k=A/C I have the value for k and A so my equation is 7917.6 = 0.453/C = 3586.67M Did I do the math correctly?

Georgia State History

Officials whose jobs are not provided for in the constitution but are required by law are known as__. A. constitutional officers B. secretaries of state C. deputies ** D statutory officials please check my answer :)

Check My Answer! :)

What is the surface area of the square pyramid if the altitude is 4 cm, the length is 6 cm, and the height is 5 cm? a. 48 cm^2 b. 144 cm^2 c. 156 cm^2 d. 96 cm^2 i think the answer is 144 cm^2. Please show me how you did the work so then i know that i at least got partial credit.

Math- Double check

Please double check me Find the median of the following set of numbers. 47, 20, 52, 35, 58, 57 A) 49 1/2 B) 47 C) 48 1/2 D) 52 Answer: c Which of the following numbers are integers? 2/3, 35, 0.093, -650, 42.5 A) 0.093 and 42.5 B) 35 and -650 C) 2/3 D) -650 Answer: A Determine ...

Math, please check answer

Find the slope of the line through the given points. ( 8, -2) and ( 8, -1) Since 8-8 is 0 would the slope be 0 or would there be no slope?


Which sentence is correct? 1) Check the manufacturing dates of the products. or 2) Check the manufacture dates of the products.

Science URGENT

Is there any website or any way I can get the science probe 10 check your understanding answers cause I want to check my answers?


can somenone please check my answer and if i'm doing it right.... The sum of a number and 17 more than twice the same number is 101. N+17(2)=101 N=67? N + (2N +17)= 101 3N = 84 Take it from there THANK YOU! =)


"A years worth of hard work has finally paid off." year (my choice) years years' year's Please check.

Physics(please check)

Solve for Q Q= sin^-1 1.5/9.8 I got 8.80 Is this correct? I have a TI-30 calculator and to do the sin^-1 I pushed the 2nd button and then sin. I am not sure if this is correct.

Math - check answer

Given v = 4t - 9t3, find the acceleration when t = 1 s. acceleration in m/s2 = My Answer V'=4-27t2 V"= -54t V"(1)= -54 acceleration in m/s2 = positive 54 Can you please confirm this is correct???? Thanks


I urgently need you to check these sentences. Whad do you think I should do? 1) I graduated with honours in modern languages and I know how important memory is in learning a foreign language. 2) The headmaster of the school I'm teaching at has warned me not to check and ...

6th grade grammar please help

I need a good grade in grammar so please check my answers! Identify the object of the preposition in each of the following sentences. 1. Ashley and her father arrived home from work. a. and b . father c. from d. work 2. Ashley’s bedroom was across the hall. a. bedroom b. was...

computer forensics

1.Check the operating system’s swap file. Using the WinHex to go through the swap file, have you found any interesting results? 2.Design a plan to check the ram slack and drive slack on your computer with the tool WinHex. Report your findings. 3. Use WinHex to check ...


Could you please check these two sentences, please? Thank you. 1) When I set the table, I lay on the the table cloth, the cutlery, the napkins, the soup and dinner plates, the water and wine bottles, the oil and vinegar bottles, the pepper shaker and the salt cellar. (What ...

Algebra 1

I need help to this mathe problems... 1.Elimination using Multiplication x-5y=0 2x-3y=7 Find the value of x in one equation. x = 5y Then substitute that value for x in the second equation. Solve for y, then find the value of x. Insert both values into the equations to check ...


Compute delta(y) and dy for the given values of x and dx=delta(x) y=x^2 , x=8 , delta(x)=0.5 Delta(y)= ??? dy = ??? I got dy=8 by doing: dy= (f prime of x)dx dy=2xdx dy=2xdelta(x) dy=2*8*0.5 dy=8 but I have not clue how to find delta(y) please help! deltay = y(x+deltax)- y(x...

Science - Please Check my Answer 2

My problem: One runner in a relay race has a 1.50 s lead and is running at a constant speed of 3.25 m/s. The runner has 30.0 m to run before reaching the end of the track. A second runner moves in the same direction as the leader. What constant speed must the second runner ...

Algebra 2

I've been stuck on this problem forever. Can someone please explain to me what to do from here? The design of a digital box camera maximizes the volume while keeping the sum of the dimensions at 6 inches. If the length must be 1.5 times the height, what should each dimension ...

Algebra: Check Answer

x^2 - 81 = 0 a) -square root 9 , square root 9 b) -81 , 81 c) -9 , 9 ~~ MY ANSWER ~~ d) no real solutions


Almost_________ work would be better than___________. anyone's hers anyone's her's anyones hers anyones' hers' Please check my previous answer.


Answer check please: Consider the circle (x-3)^2 + (y+1)^2 = 169. The point (15,4) is on the circle. Find an equation for the line that is tangent to the circle at this point. I got y= 5/12x-9/4.

Math - check answer

Given v = 2t3 + 87t2 - 636, determine the acceleration for t= 1 s. acceleration in m/s2 = My Answer v'= 6t^2+174t V"= 12t V"(1) = 12 acceleration in m/s2 = 12 Can you please confirm this is correct.. Thanks!


Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. Enclosed by y = x^2 − 4x + 1 and y = −x^2 + 4x − 5


Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. Enclosed by y = x^2 − 4x + 1 and y = −x^2 + 4x − 5


Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. Between y = x2 − 4x + 1 and y = −x2 + 4x − 5 for x in [0, 3]


Find the area of the indicated region. We suggest you graph the curves to check whether one is above the other or whether they cross, and that you use technology to check your answer. Between y = x^2 − 4x + 1 and y = −x^2 + 4x − 5 for x in [0, 3]


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. y=5 r=5/sin 3. x^2+y^2 =x^2 + y^2 =2x+3y

Math - check answer

Given s = 4t + 11t3, find the velocity when t = 1 s. velocity in m/s = My Answer: S'=4+33t^2 =4+33 =4+33 =37 velocity in m/s = 37 Can you please confirm this is correct. Thank you


Write S or F to identify each group of words as a sentence or a sentence fragment. Wish on that star. I think it is a sentence fragment (f)


Shall I replace the word counter with section? For example, "sweets section, pasta section"? Could you please check these sentences? 1) When I go to the supermarket, I get a trolley or a plastic basket first and then I go to the meat and fish section(/to the deli section). 2) ...


We're doing multi-step equations, and I need help on how to check my answers? I knew how to do it on two-step equations, but now it's kind of confusing? for example, there's a problem, 6a-1 over 7 = 1 My answer was 4/3. We're supposed to insert our answer in place of the ...


Application problems and converting decimals is not my forte. Please help me? Dick mows the lawn in 7 hrs. Mary can do the same yard in 6 hrs. How much time would it take for them to mow the lawn together? (They are sober btw) 8.26 x 10^7 Convert to decimal notation please. I ...


Can you please check these sentences. Thank you very much for all! 1) What is your school day like? Can you drive a car? How old must you be to drive a car in America with you parents'supervision? 2) Are there vending machines at your school where you can get your drinks (?) ...


please check my answer thanks :) which is true of quashing 1.the pt has signed an authorization for relase 2. medical records have been subpoenaed 3. a malpractice suit has benn filed 3. a breach nof confidentiality has occurred. i said 2 none of the rally make sense to me

U.S. History

please check this 1. The Great Awakening is best described as a. the conversion of thousands of Native Americans to Chrisitanity b. the shift of many New Englanders to the Quaker faith c. a total rejection of Puritian ideas d. a series of religious revivals in the British ...


Rachel Carson's Silent Spring focused national attention on the a. harmful effect of chemical pesticides b. health hazards caused by air pollution c. proper disposal of toxic wastes d. problems of nuclear power plants A please check this


Can you check these sentences for me, please? 1) He is carried to his new house. 2)He is impressed by them because they are more rational than he is.(than him?) 3)On (and not in) his last voyage he recognizes his similiarity with the animals. For this reason, he decided to get...


Could you please check these other sentences? Thank you. 2)Then he describes his family and friends as ...... both in shape and disposition (rephrase) though more civilized and endowed with the gift of speech. These qualities, however, do not make them any better. Moreover, ...


Thank you for my last post! Can you check my last two answers please? 1. What is the capital of the country whose western border is Haiti? Santo Domingo, Dominican Republic 2. What three countries have larger land areas than the United States? Russia, Canada, and China


Which word group is a complete sentence? A- Almost all the swimmers following the rules. B- Never had any interesting activities. C- After Chris finished chemistry experiment. D- Only two of the chairs matched the table. My guess is D.


An object of mass 1.00kg is moving over a horizontal circular path of radius 2.00m, with a speed of 3.00ms^-1. Determine: (a) its centripetal acceleration (b) its kinetic energy (c) its period (d) its angular velocity a: 3.00^2/2.00 = 4.5 ms^-1 b: 0.5 × 1.00 × 2.00^2 × 3.00...

Algebra 2/Math

Can you check these thanks. Solve the system by substitution or elimination. 2x+y=1 3x-y=14 Answer: (3,5) x-3y= -12 2x + 11y= -7 Answer: (39,17) 4x+2y=8 12x+6y=24 Answer: no solution 4x-2y=5 2x-y= -1 Answer: no solution 4a+3b =6 8a-b= -9 Answer: no solution

algebra 1

in the equation 5x+y=-1,m= I will be happy to critique your work on this. Please note that we don't do students' homework for them. Once YOU have come up with attempts to answer YOUR questions, please re-post and let us know what you think. Then someone here will be happy to ...

math , correction

theres a diagram which in the diagram the points are: (-3,1),(0,3),(2,0), (-1,-2). And the directions say: use the concept of slope to determine if the given figure is a parallelogram or a rectangle: so this is what i did please can someone check it to see if i am correct. M...

Algebra-Please help me!

Hi, I'm totally stuck! Problem: sqrt(x-3) = sqrt (2) -sqrt(x) I know I square them to get them out of square roots but after that I'm stuck- answers: -25/8 25/8 no solution 1/8 Please show me how its done Thank you

Algebra please help

1.(9m+6)+(-5m-6) A:4m+12 B:14m+12 C:14m-12 D:4m*** 2.(3r²+7r+1)+(4r²-8r-2) A:7r²+15r-1 B:7r²-r-1*** C:7r²-15r-3 D:-r²-r-1 3.(6h+1)-(9h+4) A:-3h-3*** B:15h-5 C:-13h+3 D:-3h+5 4.(m²-m-4)+(m-5) A:m²-2m+9 B:m²+2m-9 C:m²-2m-9 D:m²-9*** 5.(4x+4)+(3x+2+1) A:7x+3 B:x+7 C:7x...


And if a length of a rectangle is 3 more than twice the width and the are is 90 cm squared than what are the dimensions of the rectangle? The width of the rectangle is 43.5 and the length of the rectangle is 87. All together when you add it up it will make 90 cm squared. If ...

algebra 1

Algebra 1 - bobpursley, Monday, January 3, 2011 at 4:13pm didn't I just give you the three steps? What did you not understand about those steps? Algebra 1 - Erudita, Monday, January 3, 2011 at 4:34pm subtract x from each side, then subtract 9 from each side. Finally, divide ...

Math - app of sinusoial derivatives (help+check)

An oceanographer measured a set of sea waves during a storm and modelled the vertical displacement of waves in meters using the equation h(t)=0.6cos2t+0.8sint, where t is the time in seconds. a) Determine the vertical displacement of the wave when the velocity is 0.8m/s Ans: -...

Chemistry - Periodic Table+Cations(check+help)

On which side of the periodic table would you find an element whose atom is likely to form a cation? Which atom property is related to this question? Ans: is it the right side of the periodic table that you would find the elements whose atom are likely to form a cation, since ...

Chemistry - Periodic Table+Cations(check+help)

On which side of the periodic table would you find an element whose atom is likely to form a cation? Which atom property is related to this question? Ans: is it the right side of the periodic table that you would find the elements whose atom are likely to form a cation, since ...


The price of a sweater is $5 less than twice the price of a shirt. If four sweaters and three shirts cost $200, find the price of each skirt and each sweater. I have no idea how to set up these types of equations..... someone please help its due tomorrow and i cant turn it in ...

Algebra please help..

1. Find P(10, 2). a. 90 b. 20 c. 200 d. 60 Answer: B 2. Find C(9, 3). a. 84 b. 504 c. 210 d. 360 Answer: A Please Answer!!


Can you please someone check my answer for me? I don't know how to start thses answer. Chemistry is not my things. Please give me answers. :( a)Determine the number of grams in 0.750 moles of the compound Iron(II)phosphate: Fe3(PO4)2. answer: 129.68grams 357.477722g/mol is ...


Could someone please check my answers to this problem. Thanks! The license fee for a car varies directly with the value of the car. The fee for a car that is valued at $19,500 is $292.50. a)


Does Beneatha like the name Alaiyo? My Answer- yes Do you think it fits her? My Answer- yes Why or why not? My Answer- Yes, it fits her because necessary things are not enough for her; she always wants more.

True or False health insurance

please check my answer True or False CHAMPVA would be considered a primary payer for a patient who has SSI I think it is False

American Gov't--please check

Which third party is an example of an economic protest party? 1.)The Green Party 2.)The Populist Party 3.)The Independent Party My answer3.)The Free Soil Party


check answer please. An object is pulled with 3 forces: 1 at 20n to the right another at 40n to the right and the third at 30n to the left. The net force is 30n to right

Spanish Beg. 1 - HW Check/HELP!

4. Que tiempo hace? English - What's the weather 5. Cual es la estacion English - ?????? 6. Cual el la fecha English - ????? Please help and is the first one if correct????


Please check: 1) these mighty animals are close to extinction. [fact] 2) tigers are the biggest members of the cat family. [fact] 3) it is such a shame. [opinion]

Language Art (Please Check)

there _____ a ver long debate on the issue. Which of the following names the sentences subject and a verb that agrees with that subject? A.there;is B.there;was C.debate;was D.debate;were

Physics Help Please! Check the answer

an athlete stretches a spring an extra 40.0 cm. how much energy has he transferred to the spring, if the spring constant is 5286.0 N/m? Us= 1/2kx^2 =1/2(5286.0)(.40)=1057.2 J Thanks!


find the solution of the differential equation dy/dt = ky, k a constant, that satisfies the given conditions: y(0)=50, y(5)=100 please show steps. INtegrate dy/dt I think the answer will be in the form of y=e^kt + C check that and see if it works. You should be memorizing your...

Health care

Please check my anser thank you :) You work in a doctor's office and have just submitted several claims to a commerical insurance company. Your office will probably be reimbursed based on what? My answer is traditional fee-for service system.

Teaching dogs Tricks

Please check my anwer thanks Funny sounds made by the owner combined with clicker training are a good way to train which of the following behaviors? A. Wave B. Pick up your toys C. Cock your head D. Go to a mark I pick C

Physics ideal gases

Would someone check my thinking please. PVT of an ideal gas (nitrogen) are all given. I've used PV=nRT rearranged to get the number of moles. Then, U= 3/2nRT to get the internal energy of the sample. Am I on the right track? Thanks.


I got C_4 H_3 O_8 for this question but I'd like someone to check my answer, please. A 1.012 g sample of a compound containing C, H, and O was burned to produce 2.145 g CO2 and 0.3293 g H2O. Calculate the empirical formula of the compound


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