# Andrew factored the expression 28x^3-42x^2+35x as 7x(4x^2+6x-5). But when Melissa applied the distributive law and multiplied out 7x(4x^2+6x-5) , she got 28x^3+42x^2-35x ; thus, Andrew’s solution does not appear to check. Why is that?

57,963 results

1. ### Math

Andrew factored the expression 28x^3-42x^2+35x as 7x(4x^2+6x-5). But when Melissa applied the distributive law and multiplied out 7x(4x^2+6x-5) , she got 28x^3+42x^2-35x ; thus, Andrew’s solution does not appear to check. Why is that? Please help Andrew to understand this ...
2. ### Algebra

Andrew factored the expression 28x^3-42x^2+35x as 7x(4x^2+6x-5). But when Melissa applied the distributive law and multiplied out 7x(4x^2+6x-5) , she got 28x^3+42x^2-35x ; thus, Andrew’s solution does not appear to check. Why is that? Please help Andrew to understand this ...
3. ### Intermidia Algebra

Andrew factored the expression -12x^3-28x^2-3x as -4x (3x^2-7x+9). But when Melissa applied the distributive law and multiplied out -4x (3x^2-7x+9), she got -12x^3+28x^2-36x; thus, Andrew’s solution does not appear to check. Why is that? Please help Andrew to understand this...

5. ### Algebra

Andrew factored the expression 20x^3-12x^2+8x as 4x (5x^2-12x^2+8x). But when Melissa applied the distributive law and multiplied out 4x (5x^2-12x^2+8x), she got 20x^3-48x^3+32x^2; thus, Andrew’s solution does not appear to check. Why is that? Please help Andrew to ...
6. ### algebra

Andrew factored the expression 20x^3-12x^2+8x as 4x(5x^2-12x^2+8x). But when Melissa applied the distributive law and multiplied out 4x(5x^2-12x^2+8x),she got 20x^3-48x^3+32x^2; thus, Andrew's solution does not appear to check. Why is that? Please help Andrew to understand ...
7. ### math

Andrew factored the expression 54x^3-30x^2+15x as 5x(9x^2-6x+3) but when Melissa applied the distributive law and multiplied out 5x(9x^2-6x+3). she got 45x^3-30x^2+15x. thus andrew's solution does not appear to check. why is this? eplain your reasoning and correctly factor the...
8. ### algebra

Andrew factored the expression 54x^3-30x^2+15x as 5x(9x^2-6x+3) but when Melissa applied the distributive law and multiplied out 5x(9x^2-6x+3). she got 45x^3-30x^2+15x. thus andrew's solution does not appear to check. why is this? eplain your reasoning and correctly factor the...
9. ### Algebra

Can someone help me with this please. Andrew factored the expression 20x^3-12x^2+8x as 4x(5x^2-12x^2+8x) but when melissa applied the distributive law and multiplied out 4x(5x^2-12x^2+8x)she got 20x^3-48x^3+32x thus Andrews solution does not appear to check. Why is that? ...
10. ### Algebra

Megan factored the expression 72x^2-43x+6 as (9x-3)(8x-2). But when Jacob applied the FOIL principle and multiplied out (9x-3)(8x-2), he got72x^2-42x+6; thus, Megan’s solution does not appear to check. Why is that? Please help Megan to understand this better. Explain your ...
11. ### algebra

Megan factored the expression 72x^2-43x+6 as (9x-3)(8x-2). But when Jacob applied the FOIL principle and multiplied out (9x-3)(8x-2), he got72x^2-42x+6; thus, Megan’s solution does not appear to check. Why is that? Please help Megan to understand this better. Explain your ...
12. ### math

how do u factor 7x^3+28x^2-35x ? thanx.
13. ### Intermediate Algebra

Andrews factored expressions -6x63+9x^2-3x as -3x(2x^2-3x-1). But when Melissa applied the distrubutive law and multiplied out -3x(2x62-3x-1) she got -6x^3+9x^2+3x;thus Andrews solution does not appear to check. Why is that? Please help Andrews to understand this better, ...
14. ### algebra

factor the expression 4xsquared+35x+24 my answer: (4x+3)(x-8) 4x2 +35x+24= 24 = 2x12 24 = 4x6 24 = 8x3***** (4x+3)(X+8) 4X2 + 3X + 32X +24 + 4XSQ. + 35X + 24
15. ### Algebra

What is the sum of all possible integer values of x such that (x^2−35x+305)^(x^2−42x+416)=1?
16. ### Algebra HELP!

6(7x - 5) = - 114 HELP!!!! distribute the 6 to the 7x and 5. then solve for x. Make sense? Thanks alot Marie! 6(7x-5)=-114 42x-35=-144 +35=+35 42x=-109 42x/42=-109/42 x=2 61/42
17. ### Algebra1

when using multiplying by 1 to find an expression equivalent to 18/7 with a denominator of 28x, the equivalent expression that I get is 4x/28x and i am being told that that's wrong
18. ### Math

Could someone please explain this problem to me. I need to factor and check by multiplying. 7x^9y^7+35x^7y^6+35xy= Here is what I got but I don't think that it is right. 7x^9y^7+35x^7y^6+35xy= 7xy(x^8y^6+5x^6y^5+5) Is this correct? Thanks.
19. ### hard math

please someone help me! i've tried so hard! factor m^6 + n^2 28x^2y^2 - 7x^4 8x^3y^3 +343z^3 thank you so much!!! For the second one: 28x^2y^2 - 7x^4 Factor out 7x^2: 7x^2(4y^2 - x^2) Now we try to factor 4y^2 - x^2, which is: (2y + x)(2y - x) We end up with this: 7x^2(2y + x...
20. ### Math

f(x) = 5x^2 - 35x I converted ^ that equation to.. 5x^2-35x = 0 How do I go about from here to determine the zeros and the y intercept?

what is the equivalent expressin of 7(5x) 35x ? 35x

Mariel hires Andrew as manager of her store and tells him she will hire all the other employees. Andrew hires Dan, whom he feels is exceptionally qualified. Which of the following best describes the situation Mariel is liable to Dan Andrew is liable to Mariel Andrew is liable ...
23. ### Algebra

Megan factored the expression -12x^2 +52x-35as (-2x+5)(6x-7). But when Jacob applied the FOIL principle and multiplied out (-2x+5)(6x-7), he got -12x^2+44x-35; thus, Meganâ€™s solution does not appear to check. Why is that? Please help Megan to understand this better. ...

1. Which of the following shows how this expression can be simplified? 2x + 6 + 3x − 4 A. x − 2 B. x + 2 C. 5x + 2 D. 5x − 2 2. Which is equivalent to the expression below? 7(2p − 1) A. 7p B. 14p − 1 C. 14p − 7 D. 14p − 8 3. Factor the...
25. ### algebra

Megan factored the expression (-12x^2+52x-35) as (-2x+5)(6x-7) but when Jacob applied FOIL principle and multiplied out (2x+5)(6x-7) he got (-12x^2+44x-35),thus megan's solution does not appear to check please help megan to understand better.Explain your reasoning and ...
26. ### algebra

Megan factored the expression (-12x^2+52x-35) as (-2x+5)(6x-7) but when Jacob applied FOIL principle and multiplied out (2x+5)(6x-7) he got (-12x^2+44x-35),thus megan's solution does not appear to check please help megan to understand better.Explain your reasoning and ...
27. ### algebra

Megan factored the expression (-12x^2+52x-35) as (-2x+5)(6x-7) but when Jacob applied FOIL principle and multiplied out (2x+5)(6x-7) he got (-12x^2+44x-35),thus megan's solution does not appear to check please help megan to understand better.Explain your reasoning and ...
28. ### math

Megan factored the expression (-12x^2+52x-35) as (-2x+5)(6x-7) but when Jacob applied FOIL principle and multiplied out (2x+5)(6x-7) he got (-12x^2+44x-35),thus megan's solution does not appear to check please help megan to understand better.Explain your reasoning and ...
29. ### math

Megan factored the expression (-12x^2+52x-35) as (-2x+5)(6x-7) but when Jacob applied FOIL principle and multiplied out (2x+5)(6x-7) he got (-12x^2+44x-35),thus megan's solution does not appear to check please help megan to understand better.Explain your reasoning and ...
30. ### algebra

Megan factored the expression3x^2-23x+14 as (x-2)(3x-7) . But when Jacob applied the FOIL principle and multiplied out (x-2)(3x-7) , he got 3x^2-13x+14 ; thus, Megan’s solution does not appear to check. Why is that? Please help Megan to understand this better. Explain your ...
31. ### Math For College Readiness

Simplify the Complex Fractions 1. 8a / 3b^2 / 6ab /5 2. 42x^2 + 14x / x - 7 / 2 + 6x / 21 - 3x 3. 9 + 3 / x / x / 4 + 1 /12 4. (x^-1 + x^-2)divided by (9x^-2) Ans. #1: 20 / 9 Ans. #2: 42x^2 + 6x + 4 / -2x + 14 Ans. #3: 144 / x / 3x + 1 I don't know how to do #4
32. ### Algebra

Factor the numerator and denominator of each fraction if neceesary. Rewrite each one as a product. Then look for ones and simplify. The denominator is not zero. x^2+6x+9 2x^2-x-10 28x^2-x-15 -------- --------- ---------- x^2-9 3x^2+7x+2 28x^2-x-15 x^2+4x ------- 2x+8

34. ### algebra

Megan factored the expression 12x^2+13x-14 as (3x+2)(4x-7). But when Jacob applied the foil principle and multiplied out(3x+2)(4x-7), he got 12x^2-13x-14; thus, Megan's solution does not appear to check. Why is that? Please help Megan to understand this better. Explain your ...
35. ### Urgent Math please check

Very Important I can get someone to check these for me... I have to get an A, and I was wondering if someone could double check these for me. I am about 95% sure they are right, but just need a fresh set of eyes. I know I've been sending alot, but I really need them to be ...
36. ### Ciollege algebra

Suppose that X liters of 38% acid solution are mixed with y liters of a 42% solution to obtain 100L of a 39% solution. One equation in a system for solving this problem is x+y=100. Which one of the following is the other equation? A. 42x+38y=0.39*100 B 0.38x+0.42y=0.39*100 C. ...
37. ### Algebra

Rewrite the middle term as the sum of two terms and then factor completely. 25x^2+35x+12 Is the following true or false? x^2+2x-3=(x+1)(x-3) Can you show me how to do these two problems? Thank you for any help you can give me. If the middle is the sume of 20 x and 15 x ... 25x...
38. ### Social Studies 8th grade m8 help me pls

why is the period 1824 to 1845 referred to as the "age of jackson"? A.andrew jackson served an unprecedented three terms as president during that time. B. andrew jackson founded the influential jacksonian party during that time. C. andrew jackson was the dominant politicial ...
39. ### Polynomial- Doublecheck2

I asked this earlier, but I didn't get an answer. I'm glad though, because I found a couple of typos. I can get someone to check these for me... I have to get an A, and I was wondering if someone could double check these for me. I am about 95% sure they are right, but just ...
40. ### calculus

find the complex zeros of the polynomial function. write f in factored form. f(x)=x^3-10x^2+42x-72 please show work.
41. ### american hist

who is king andrew? http://www.google.com/search?q=king+andrew&rls=com.microsoft:en-us:IE-SearchBox&ie=UTF-8&oe=UTF-8&sourceid=ie7 Sardonically referring to Andrew Jackson?? ?? yea...i think so thankyou
42. ### Math

Solving ya Systems of Equations by elimination -14x+15y=3 21x-20y=-10 The LCM is 42 so I am able to get (-14x +15y=15)3 = -42x+45=45 (21x-20y=-10)2 = 42x-40y=-20 y =7 but when I plug it in to try and figure out x I do not get a whole number, can you help?
43. ### social studies

When Andrew became a Roman Catholic priest, making the vow of celibacy was difficult, but he remained true to his commitment. Andrew found along the way that he had a talent for sculpting and began creating exquisite pieces of religious art. Sigmund Freud would say that Andrew...
44. ### Math

Factoring expression algebra 42x+49
45. ### Algebra

Andrew needs x dollars for a snack. Scott needs 2 more dollars than Andrew, but Nick only needs half as many dollars as Andrew. Altogether they need \$17 to pay for their snacks. How many dollars does Nick need? Thanks so much! Happy Halloween!
46. ### Math

Chocolate Box Company is going to make open-topped boxes out of 3 × 11-inch rectangles of cardboard by cutting squares out of the corners and folding up the sides. What is the largest volume box it can make this way? (Round your answer to one decimal place.) My work (11-2x)(3...
47. ### Math - Derivatives

Differentiate the given function. Simplify the answer. f(x) = 28x*ln√x + 42 f'(x) = 28*ln(x)^(1/2) + (1/(x^(1/2))*(1/2(x)^(-1/2)28x) f'(x) = 28*ln(x)^(1/2) + (14x*x^(-1/2))/x^(1/2) f'(x) = 28*ln(x)^(1/2) + (14x^(-1/2))/x^(1/2) f'(x) = 28*ln(x)^(1/2) + (14x^(-1) f'(x) = ...
48. ### Social Studies

1. What were Andrew Jackson's hopes and dreams for the future? 2. How did Andrew Jackson work to change the United States? 3. How did Andrew Jackson react to key events happening in the United States? 4. Were there any key events in Andrew Jackson's life that helped shape his ...
49. ### math

Kyle and Andrew decide to make some money by raking leaves in their neighborhood. The houses in their neighborhood each have half acre lawns. Kyle and Andrew each start by raking the leaves from their own yards. Kyle realizes it takes him 3 hours to rake one yard and Andrew ...
50. ### Pre-Calculus/Trigonometry

Help please Tracy has a cell phone plan that provides 250 free minutes each month for a flat rate of \$29. For any minutes over 250, Tracy is charged \$0.35 per minute. Which of the following piecewise functions represents charges based on Tracy's cell phone plan? A. f(x)={29,x ...
51. ### math linear equations

suppose you earn 5.50/h at a bakery. From your first paycheck you discover that \$1.15/h is withheld for taxes and benefits. you work x hours in a five day week and you spend \$3.75 each day on lunch. Write an equationfor your earnings for a 5 day week after taxes and expenses. ...
52. ### Math

Andrew has a combination of 8 quarters, dimes and nickels that add up to a value of 95 cents. How many of each coin does Andrew have?
53. ### algebra

Will someone check my work here and let me know if I am right. Thanks. Evaluate x+y/7 for x=44 and y=12 My answer is x+y/7=8 2. Translate to an algebraic expression. The product of 42% and some number. The translation is .42x=y 3. Use < or> to make the statment true. my ...
54. ### Math factoring

15x squared - 35x + 10factor the expression
55. ### math

factor the following expression completely 75x^4+35x^3-10x^2
56. ### algebra

Completely factor the expression 28x^2-196xy+343y^2
57. ### Math

Simplify the following expression, and rewrite it in an equivalent form with positive exponents. -14xy / 42x^5y^8
58. ### social studies

Alice and Andrew are discussing thesis development. Alice argues that a topic becomes a thesis if we want to write about the topic. Andrew, on the other hand, maintains that a topic is not a thesis but that a thesis is the foundation of a topic. Who is correct? A. Alice is ...
59. ### 7th grade- Social Studies

I need help on these questions! Q.ow many brothers did Andrew Johnson have and what were their name(s)? A. I wrote Hugh and Robert but I am not sure if that is right. Q. What happened to the Johnson's home during the Civil War? A. I could not find the answer on this one. Q. ...
60. ### English

Did help with finding the authors purpose and main ideas in this article "A Generation Hobbled by the Soaring Cost of College by Andrew Matin and Andrew Lehren in the New yOrk times
61. ### Math

Factor each expression. Please show me how to do it. Thanx 8x^2-10x+3 15X^2-x-2 8X^2-18X-5 2x^2-5x-88 3x^2+43x-30 3x^2+7x-2 10^2-89x+156 4x^2+11x+13 3x^2-42x+147 5x^2-20x+20
62. ### algebra

In Chemistry class, Andrew has earned scores of 64, 69, and 73 on three tests. He must maintain an average of 70 to pass the course. What score must Andrew earn on the final exam to pass the course?
63. ### math

Members of the West High School Band were hard at work practicing for the annual Homecoming Parade. First, they tried marching in rows of 12, but himself to bring up the rear left Andrew. Then the director told the band members to march in columns of eight, but Andrew was ...
64. ### chem

The ion product Of D2O is 1.35x 10^-15 at 25 degrees C. For a solution to be acidic the PDF must be what?
65. ### math

Members of the west high school band were hard at work practicing for the annual homecoming parade.First they tried marching in rows of 12 but andrew was left by himself to bring up the rear. Then the director told the band to members to march in columns of eight but andrew ...
66. ### history

hello, I have a general question. What was Andrew Jackson's political views? Did he believe in stronger central government or the state government? Since this is not my area of expertise, I searched Google under the key words "Andrew Jackson views" to get these possible ...
67. ### operation mangement

Annual demand for the notebook binders at Andrew’s stationary shop is 10,000 units. Andrew operates the business 300 days per year and finds that deliveries from his supplier generally take 5 working days.
68. ### Math

Andrew and Daniel recently took part in a marathon. After they had finished, they noticed that Andrew finished ahead of twice as many runners as finished ahead of Daniel, and that Daniel finished ahead of 1.5 times as many runners as finished ahead of Andrew. Andrew finished ...
69. ### Math

simplify 35xy/42x= type an integer or fraction. solve using the multiplication principle. don't forget to perform a check. 12x=-96 the solutionis x= thanks
70. ### math

The rectangle given has a perimeter of 14 units. Find the value(s) of x by factoring a quadriatic equation. one side= 12/(x+1) other side= 6/(4-x) Remember that the perimeter of a rectangle is: P = 2L + 2W Note: P = perimeter, L = length, and W = width. Therefore: 14 = 2[12/(x...
71. ### math

the expression 10x^2+6x^3 is the result of applying the distributive property to the expression 2x^2(5+3x). write the expression such that you applied the distributive to your expression it will give the result presented 1) m^2(a+b)+m^3(a+b) for this I got (a+b)(m^2+m^3) 2) ...
72. ### USA PoliScience

The presidency has been a consistently activist office since the administration of a. Andrew Jackson. b. Abraham Lincoln. c. U.S. Grant. d. Franklin Roosevelt. e. Richard Nixon. I know for sure it is not Andrew Jackson .. My guess would be.. Roosevelt ?
73. ### Algebra

width W or a rectangular swimming pool is 7x^2. The area of the pool is 7x^3--42x^2. what expression for the length of the pool? please walk me through this.
74. ### functions

Andrew is 5 years older than Tim. Tim is aged 19. Write an equation for x, where x is the age of Andrew. Solve the equation.
75. ### Science

Andrew is 10 years old and loves to climb trees. Andrew fell while climbing his favorite magnolia tree and broke his ulna. The x-ray reveals that the injured ulna is broken into 4 small pieces. What type of fracture is this? a. incomplete b. complete c. comminuted d. ...
76. ### history

Can someone please help me? :) 1. Which of the following best describes the beliefs of Andrew Jackson? (1 point) States’ rights should be exercised over federal law. Federal funds should be kept in a national bank. The nation should have a strong federal government. Force ...
77. ### algebra

am I right? 1. Simplify radical expression sqrt 50 5 sqrt ^2*** 2 sqrt ^5 5 sqrt ^10 5 2. Simplify the radical expression sqrt 56x^2 28x 2x sqrt 14*** 2x sqrt 7 sqrt 14x2 3. Simplify the radical expression. sqrt 490y^5w^6 2 sqrt 135y^2 2y sqrt 135*** 27 sqrt 15y^2 27y sqrt 15 ...
78. ### history

how democratic was andrew jackson? I understand that his name is tied very closely to democracy, but some of his actions were like a king's. he was even given the nickname "king andrew the first" how would you measure his 'democraticness' without saying he was a little ...
79. ### math

Andrew and Shawn are making kite. They start by drawing their plan onto some squared paper. The initial points that they use are O(0,0), A(7,24) and B(25,0). Andrew says that the fourth vertex of the kite should be on the line that is through (0,0) and perpendicular to the ...
80. ### algebra

42x^5 _____ 7x

45x^2+42x+9
82. ### Algebra 2

42x^2-69x+20=7x^2-8
83. ### algebra

Factor 24^2 + 42x + 15
84. ### Presidents

Can someone please find me a powerpoint presentation solely on President Andrew Johnson? Thanks I read the answers to your other question, and apparently your request is too specific. Perhaps you can use those sites and prepare your own powerpoint presentation about Andrew ...
85. ### chemistry

An AgNO3 solution (44 mL/0.44 M) has been mixed with an NaCl solution (83 mL/1.35x 10^-2 M) a)Determine the ion product of the precipitate(potential precipitate) b) Would a precipitate be created? The Ksp of AgCl(s) proves to be 1.8 x 10^-10
86. ### math (fractions)

Andrew and becky each earn \$3 an hour for doing chores. they are going to combine their allowances to buy a video game. how much money do Andrew and becky have to spend on a video game
87. ### Math

1.) An expression is show: √21x; for which value of x should the expression be further simplified? a.) 5 b.) 8 c.) 37 d.) 54 2.) An expression is show: √42x; for which value of x should the expression be further simplified? a.) 11 b.) 13 c.) 20 d.) 55
88. ### Government

I am looking for help. I have read this article in the New York Times Several times. It is a lengthy article. It is "A Genratin Hobbled by the soaring cost of college bt Andrew Martin and Andrew Lehran. I cannot figure out the authors purpose or what the main ideas ideas. ...
89. ### math

12x^4 _______ 42x
90. ### MAth

Find each of the indicated function value. f (x) = 4²x - 5x + 9 a) (2) b) (-3a)
91. ### Math

How to solve 24x^2 - 42x + 9
92. ### Calculus

Given f(x)=-10x2-42x-17 find f(x+h)
93. ### algebra

Can someone help me factor this 24x2 + 42x + 15
94. ### agebra

simplify -14xy / 42x^5y^8
95. ### andrew jackson

how was andrew jackson a good president?
96. ### Math

63x^2 - 42x + 700 completely
97. ### Math

factor each expression completely. if possible. Just checkin the * Ones 1. x^2+19X+90 * 2. x^2-16X+55 * 3. x^2-^6x-91 * 4. x^2+28x+195 * 5. x^2-29x+204 6. x^2+3x+154 7. 2x^2-5x-42 8. 3x^2-13x+12 9. 5x^2+43x-18 10. 6x^2+29x+35 Solve each equation 31. x^2-22x+120=0 32. 4x^2+20x+...
98. ### Math

Andrew is half as old as Jessica. Which equation represents the sum of Andrew's and Jessica’s ages if their ages total 12? How do I find the equation?
99. ### Math

how do you factor 4x^2-35x-9=0?
100. ### College Algebra

9x^-4-35x^-2-4=0