# Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x + 10y = 58 -14x + 8y = 140

91,718 questions, page 401
1. ## Algebra 1

Use the Zero Product Property to solve the equation. 1. (x + 2)(x -5) = 60

asked by Victoria on May 13, 2014
2. ## Algebra; HELP

Solve the equation. 3x^2+18x+24=0 Explanation, too please!

asked by Poop. on February 23, 2012
3. ## Algebra

-6q+5.8=23.8 q=3 q=-3*** q=-1.83 q=4.93 This is my last question, but I just want to know how to solve it with steps for further knowing.

asked by katy on January 7, 2019
4. ## math

write a story problem of your own and solve it

asked by tiffany on September 16, 2009

how do you solve a dilution problem, this is chemistry

asked by marisa on February 19, 2010
6. ## Trigonometry

Solve the equation. 1.) COS X CSC X

asked by AwesomeGuy on February 10, 2013
7. ## Math

Solve by Factoring: -0.125x^2+1.75x+7=0

asked by Alyx on December 2, 2012
8. ## math

solve the following inequality. (x-3)^2/(x^2-4)is greater than or equal to 0.

9. ## math

asked by Julissa on January 20, 2009
10. ## maths

solve the following systems of equation 5x+3y+z=-34 x-3y+2z=13 14x-2y+3z=-53

asked by Anonymous on May 3, 2015

What does it mean to solve a quadratic function by graphing?

asked by Anonymous on September 29, 2014
12. ## algebra 1

√625x^4z^8y^2 I don't need to solve it, just simplify it Thanks

asked by Sarah on January 14, 2015
13. ## Algebra 1

Use the Zero Product Property to solve the equation. 1. (x + 2)(x -5) = 60

asked by Victoria on May 13, 2014
14. ## Pre Calc

Solve the non-linear inequality: x^3-5x^2-14x

asked by Giselle on February 14, 2011
15. ## Math

how do i solve: 200 = 1.862t^2 - 50t - 2

asked by Jackie on March 26, 2015
16. ## Math

solve c(x)=x^2-40x+405 where x equals 15

asked by anonymous on July 11, 2011
17. ## trig

Solve the oblique triangle given the information:a=3, b=4, ã=40°

asked by anonymous on February 16, 2010
18. ## "u" substitution

[(x^2-1)/(x)]^2 - [(x^2-1)/(x)] - 2 = 0 I let u = (x^2-1)/(x) so I get u = -1 , 2 my problem is when i plug it back in x^2 - 1 x^2 - 1 -------- = - 1 ----------- = 2 x x How do I solve for X?

asked by Anonymous on February 16, 2010

solve for the value of x: 6log (x^2+1)-x=0. please help me because I do not have any idea in this topic.

asked by Jeconiah on April 8, 2013
20. ## Math

How do you solve 4-5x=3+x? I've been able to do other problems like this, but I can't get this one. The way I did it, was like 4-5x=3+x 4-4x=3 but then I get stuck? the book says it's 1/6

asked by Lea on February 16, 2010
21. ## Math

Please tell me if I am right. Solve the equation 8(9x-1)=29 answer: x= 37 / 72 or 37 ___ 72

asked by Maggie on June 22, 2008
22. ## Calculus-Antiderivative

Solve the following initial value problem: dr/dt=7cos(pi(t)), r(1/4)=14 r(t)=?

asked by Max on November 8, 2013
23. ## ALGEBRA

solve by using the properties of equality: 4x - 18 = 65 wouldn't x = 7

24. ## Algebra

Solve 0.17y + 0.03(y + 9000) = 870

asked by Jon on March 14, 2013
25. ## Pre Calc

Solve the non-linear inequality: x^3-5x^2-14x

asked by Giselle on February 14, 2011
26. ## Math

Solve the equation. 100^(5x+2)=1000^(4x-1)

asked by Jonathan on March 14, 2018
27. ## Algebra 1

Solve each formula for the specified variable. S=P+Prt for T

asked by Lanita on September 15, 2009
28. ## Calculus

y"-y'=sin x solve in undetermined coefficients

asked by abc on February 21, 2014
29. ## Math

how do I solve: -1 cubed-(-1)to the fourth +(-1) to the fifth - (-1)to the sixth thanks

asked by Donna on August 31, 2010
30. ## Math

Where do the perentheses go to solve this problem : 7 - 6 x 7 DEVIDE 5 + 7 = -43 2/3

asked by Laura on March 14, 2013
31. ## Math

Solve each of these equations. Explain your reasoning. 1.2(3x+2)=2x+28 2.5y+13=-43-3y 3.4(2a+2)8(2-3a)

asked by Kendall Stepp on March 15, 2018

Solve the equation. 2log_2(x-5)+log_2(2)=5

asked by kristina on December 3, 2012
33. ## algebra 2

solve this equation by factoring a^2-8a=-15 the a^2 is a' squared

asked by mela on February 15, 2011
34. ## algebra 1

2+a/-4=3/5 Two plus a over negative four equals three over five. please solve the problem

asked by keisha on September 17, 2009
35. ## Algebra 2

asked by Gabrielle on January 17, 2012
36. ## math

how to solve negative output problems

asked by nicholas on September 21, 2009
37. ## math

please solve: 8y - 12 < 7y - 7 { y y < ? there is supposed to be a straight line between the y and y

asked by barb on August 22, 2010

how do i solve this equation? square root of x^2-25=x-1

asked by anonymous on April 27, 2009
39. ## Algebra; MAJOR HELP

Solve the equation. Provide an explanation please. s^2-7s+14=2

asked by Ari on February 26, 2012
40. ## Alegebra 1

can someone please help me asap with this two problems I'm really stuck here. 1) solve for j if b=j+v/2 2) 9r+9s+9

asked by Jessi on September 21, 2009
41. ## trigonometry

How do u solve equations like sin 2x= tan 9x+3

asked by avril on January 16, 2009
42. ## Math 116 algebra please check

Use the distributive property to help you solve the equation 7(w-5)=21 w=8

asked by jay jay on July 16, 2008
43. ## math

Solve for y in the equation tan(3y +32)=cot(y-32)

asked by AZIZ on February 19, 2018
44. ## ALGEBRA 1

Can someone please check on these for me please .Thanks Use the Quadratic Formula to solve 1.

asked by DANIELLE on April 19, 2007
45. ## Math

Let f(x) = (x - 1)/(-x2 + 2) How to find the domain (Steps please) Than solve for f(x)= 1/2

asked by MSM on July 5, 2011
46. ## Math

What are the steps to solve for n?: 50000 = 1000(1 + 0.8)^n

asked by Jess on February 11, 2013
47. ## math

solve the following question 6x^2+29x=5 Thanks in advance.

asked by lisa on January 13, 2009
48. ## Math

-75= 5(3m-3)-3m. Can someone explained this problem to me and how to solve it. I tried doing it and had several answers

asked by Leslie on November 28, 2012
49. ## Math

Factoring / solve for x 5.50x = 0.02x^3 + 5x

asked by Steph on November 28, 2012
50. ## Math

solve: x-squarerootx-2=4 and write 1+4i over 1-i in the form a+bi

asked by Maria on November 3, 2013
51. ## differential Equations

solve initial value problem t dy/dt = y + sqrt(t^2 + y^2) , y(1)=0

asked by George on February 12, 2018
52. ## Algebra

asked by Lucille on February 17, 2017
53. ## Algebra

Use the zero product property to solve the equation: -3n(2n-5)=0

asked by Kate on May 21, 2013
54. ## math

How can I solve 3*x^2+y^2=300? (Diophantine equation)

asked by mathexplorer on July 15, 2008
55. ## math

Solve the pair of simultaneous equations x^2=4-y x=y+2

asked by candy on April 7, 2008
56. ## Math -Tutor help only please!

Solve: 2/12x-3/12=8/12 Is x = 11/2 the correct answer?

asked by Chris on February 25, 2012
57. ## Math

Solve the equation by completing the square x^2 -18 x =19 a. 1; 19 b. -1;19*** c. 3;6 d. 3:1

asked by Anonymous on February 28, 2018
58. ## Math 116 algebra

Solve using the addition and multiplication principles 5+ 6x < 53

asked by boo boo on July 15, 2008
59. ## Intermediate Algebra

Use the definition of absolute value to solve the following equation. x-1/3=1/2x+1/6

asked by Roger on April 26, 2012
60. ## Precal

Solve the equation: Logx=1-log(x-3)

asked by Bobbie on April 22, 2016
61. ## math

solve the pair of simultaneous equations y=x+2 y+x^2

asked by michael on April 8, 2008
62. ## Algebra

Can someone help me solve this equation?/ [SQRT(2x2 + 5x + 6)]=x

asked by Justin Little on January 19, 2009
63. ## 8th grade pre algebra

i am having trouble with solving inequalitys... how do you solve t+6>-3

asked by brittney on January 19, 2009
64. ## math

1.Which of the following is a true statement? a) -7 > 5 b) -7 < 5 c) -7 < 7** d) 0 > -5 2. Solve the equation. b/-4=-2 a) 8 b) -8 c) 1/2** d) - 1/2

asked by #HOMEWORK on March 24, 2015
65. ## Math

Solve for x. x/4=3/8 A) 2/3 B) 3/2 C) 3/32 D) 7/8 Not good with fractions. Umm...d?

asked by Failure on February 26, 2018
66. ## MAth(algebra)

asked by Jennifer on February 25, 2012
67. ## math

use distributave property to help solve the equation. 5(w-6)=10 W=?

asked by mizmarie on February 20, 2010
68. ## ap calculus

Solve the integral ∫csc(z+π/6)cot(z+π/6)dz

asked by sophie on May 18, 2013
69. ## math

solve the equation for x using the fact that if a^u =a^v then u=v. 9^-x+15=27x. thanks

asked by april on December 4, 2013
70. ## Precalculs

solve using matricies x+2y+3z=7 -x+2y-z=1 -x+y-2z=-2 x= y= z= ive tried everyway I can think of please help

asked by sarah on April 21, 2016
71. ## Math

Solve: 19^(x-5)=3^(x+2) i know you then go: (x-5) log19= (x+2) log3 i just don't know what goes after?

asked by Maxx on April 21, 2016
72. ## Differential Equations

How to solve y''+y=sin(x) by separation of variables?

asked by Jefferson on February 23, 2018
73. ## Maths

Solve the following pairs of equation x-3y is equal to 1

asked by Creeda on January 12, 2019
74. ## Algbera

solve for the roots of the quadratic equation 2(x^2 - 4x + 5)=x^2 - x

asked by omar on February 26, 2012
75. ## maths

solve the following pair of simultaneous equations. 2x-3y=13 3x+y=3

asked by tia on October 19, 2010
76. ## Algebra 2

solve ax -3x + 5 = a+b for x. state any restrictions on the variables.

asked by Zach on December 16, 2014
77. ## Math

How do you solve this equation? 1.5x10^-9=(x^2)/(.858-x)

asked by Sam on June 1, 2009
78. ## Precalculus

Solve for x: 6^(x+3) - 6^x = 215. I got answer as 1, is it correct?

asked by Jake on January 29, 2012
79. ## algebra

I have to solve this equation using substitution. 3x+5y=10 2x+ 1/2y=24 This is all one problem

asked by Erica on March 10, 2013
80. ## Eduation

Solve the linear equation.Please explain.Thanks f/3 -3=1 A.-10 B.-12 C.10 D.12

asked by Lisa D on June 28, 2010
81. ## Algebra

Solve and graph on number line -2/3x

asked by Brandi on December 16, 2015
82. ## math

asked by jessica on March 3, 2010
83. ## Mathmatics

Solve these pair of simultaneous equations Y= 4x^2 - 5x + 2 Y= 2x -1 Thank you.

asked by Joe B on October 12, 2016
84. ## calculus

find dx/dy implicitly from √(x+y) = 1 + (x^2)(y^2). then solve for dx/dy explicitly.

asked by Sasha on October 19, 2010
85. ## Algebra

asked by A.W. on March 20, 2009
86. ## Math

Solve: sin2xsinx - cos2xcosx = 1, x domain [-pi, pi].

asked by Robert on June 16, 2011
87. ## math

solve this problem -282 -(+1,017)=

asked by tia on June 20, 2012
88. ## Dooley

how do i solve the inequality of 26s is less than or equal to 3s + 69

asked by N'Dai on March 10, 2011
89. ## algebra

Solve equation L=2.43*.034^.3326

asked by Nina on June 26, 2010
90. ## alg

solve: sqrt (v) - 3 = 6 a) (-9) b) (81) c) (9) d) none or 0 b just need to know if my answer is wrong or right

asked by anthony on June 25, 2010
91. ## algebra

How can I solve a graduated commission scale.

asked by Pam on June 21, 2012
92. ## Solve the inequality

Solve the inequality x^2(8+x)(x-9)/(x+4)(x-7) is greater than or equal to 0?

asked by Jenn on March 24, 2013
93. ## Math

solve the inequality: -3(4-a)=6 1) -6 2) -2 3) 2 4) 6 I think #1 is correct. Can you check? Thanks

asked by Jamie on November 7, 2017
94. ## college algebra

Axis symmetry x=3 passing through (3,1) and (1,9) Not sure how to solve

asked by Anonymous on February 16, 2013
95. ## Algebra check/help?

So, for this one, it is 2x-14=3x+6 Can someone please explain to me how they would solve this problem? I think you would add 14 to the 6, but I'm not sure..

asked by Allyson on October 19, 2010
96. ## Math

Explain how to use hundredths grid to solve 1.86 - 0.75

asked by Jessica on May 28, 2019
97. ## trig

Solve the right triangle with the given sides and angles. a = 3.0, B = 31.0°

asked by tony on June 21, 2013
98. ## Calc

Solve the equation for x. arcsin(sq. rt.(2x)) = arccos(sq. rt(x))

asked by Erica on December 9, 2010
99. ## Math

Please solve 4-6x GREATER THAN -15 + 1. I believe the answer is x LESS THAN 3. Is this correct?

asked by Jalen on September 19, 2015
100. ## calculus

find dx/dy implicitly from √(x+y) = 1 + (x^2)(y^2). then solve for dx/dy explicitly.

asked by Sasha on October 19, 2010