# 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 383
1. ## math

Solve the equation: 14x + 3x - 40 = 11

asked by ange on May 4, 2009
2. ## algebra 2 honors

2x^2-12x+32=x^2 how would I solve this by factoring?

asked by Alyssa on January 5, 2014
3. ## Math

6m-3=21 m=4 g/4+7=10 How do I solve this one g/4 is suppose to be a fraction 3+2x=17 7

asked by Jerald on November 20, 2013
4. ## Maths

Hello, I am just wondering why y=mx+b for b (solve for the variable) would be y-b/m and not y/m-b Thanks

asked by Nana on November 16, 2013
5. ## Calculus

Solve the following e^-x (square root((3e^2x) - 5/4)) = e^x

asked by Jon on September 29, 2014
6. ## algebra

solve for time S=-10t^2+6t+50

asked by Chrystel on February 20, 2010
7. ## Math

Solve the inequality. 3(h+5)

asked by Anonymous on December 8, 2009
8. ## chemistry

Given that PVnR=T, solve for n if P = 36.0, V = 8.6, R = 0.08, and T = 200

asked by Abdul on September 5, 2014
9. ## MAth

6sin^2(x) - 5sin(x) + 1 = 0 solve

asked by Anonymous on July 18, 2016
10. ## Algebra 2

Solve each inequality. 0.75b < 3

asked by Michaela on August 18, 2012
11. ## Trig - 9th grade

Can you help me solve: 5sin2x + 3sinx - 1 = 0 Thanks

asked by Carol on January 10, 2016
12. ## math

how do you solve this? cosx - cos(2x) =

asked by eve on May 5, 2012
13. ## Math

Solve the following e^-x (square root((3e^2x) - 5/4)) = e^x

asked by Alex on September 29, 2014
14. ## algebra

can you help me solve this problem (16n)^1/2

asked by freshan on April 9, 2010
15. ## algebra

solve for w: the square root of 2-w=w 2-w=w^ w^+w-2 (w+2) (w-10) w+2=0 w-1=0 w=-2 w=1

asked by Kathy on September 3, 2014
16. ## math

-w-z=-2 and 4w+5z=16 im trying to solve this equation by using subsitution

asked by kiearia on January 6, 2010
17. ## math

still am not sure how to solve rational expression x/[5(x+2)] + (x-3)/(x+2) = 7/5

asked by ferrer on April 20, 2009
18. ## algebra 2 honors

2x^2-12x+32=x^2 how would I solve this by factoring?

asked by Alyssa on January 5, 2014
19. ## algerbra 2

how do i solve and graph these factors y= x(x+3)^2(x+5) y=x(x-2)(x+0.5)(2x-1)

asked by alicia on February 26, 2008
20. ## maths

solve the following simultaneous equation: 5x+2y=29 x-y=-4 2x-y=-1 3x-y=2 5x+y=16 x-2y=1 5x+2y=16 -3x+4y=-7 3x+2y=19 5x-2y=5 7x-1/3-2(7y+3)/5=10/3 5x+2/4+3y-2/5=16/5

asked by JERMAINE on February 11, 2010
21. ## algebra

I can't figure this problem out. I need to solve for x. 5/6x+1/2=2/3

asked by Alex on January 11, 2010
22. ## Albebra II

Solve y= ARCsin1/2 My answer is pi/6 Is this right?

asked by Lucy on April 6, 2008
23. ## math

Solve for all values of x: sin3x = 1/2

asked by Veronica on January 5, 2010
24. ## math

215=93logd how do you solve for d?

asked by gaf on November 14, 2010
25. ## College Mathematics

Solve: 8.5x +8 = 1.3x + 15 A. x = 50.4 B. x = 0.7 C. x = 3.2 D. x = 1.0 Is B the correct answer

asked by Winston on January 5, 2014
26. ## Algebra2

How would you solve these absolute value equations? 1.|3x-1|=|x+4| 2.|3/k-1|=4

asked by Unknown. on August 16, 2012
27. ## 12th grade

how do you solve limits that have infinities!?

asked by Megan on September 2, 2008
28. ## math

solve the simultaneous equation 2y=3x-13 5x-6y=23

asked by charlene on April 13, 2015
29. ## Algebra (Answer Check)

Am I correct? Solve the following inequality. f + 2 1/2 < -2 f (2 1/2 - 2 1/2) < (-2 - 2 1/2) f < -4 1/2

asked by Tori on February 5, 2017
30. ## Math

How do you solve 2(15a-3)=10a-46

asked by Jack on January 11, 2012
31. ## Differential Equation

Solve the following initial-value problem: y"+6y'+5y=0; y(0)=0. y'(0)=3

asked by Maegan on July 14, 2012
32. ## math8

solve the equation -9p-17=10 a.-3 b.16 c.18 d.-16 my answer; d

asked by TokyoGhoul on January 12, 2017
33. ## Algebra

help me solve this problem, I am trying to help my son. 2(6+3x)

asked by Rose on April 17, 2009
34. ## Basic Algebra

solve the equation: 16((3x+7)=4(12x+8)

asked by Catherine on July 16, 2011
35. ## math

f(x)=5,g(x)=2-3x^2,h(x)=10+15x^2 solve by inspection

asked by tamrat on March 18, 2010
36. ## Algebra

Solve for "x" using the quadratic formula: X^2-4x-21=0

asked by Jay on April 26, 2012
37. ## Algebra II

Solve the following equation for v: S = (-1/2)gt2 + vt

asked by Ariel on September 9, 2011
38. ## math- Algebra 2

243^0.2x= 81x+5 how do i solve

asked by Jackie on April 9, 2010
39. ## math

Solve this equation for x Log3^2x+5 =1

asked by Lindsay on March 29, 2014
40. ## 9th grad algebra

how do you solve y=5x-8 and 5y=2x+6 using elmination? Thank you, Raina

asked by Raina on November 16, 2010
41. ## maths

solve the equation 16x^2- 4x^x-1 -12 = 0

asked by ulubi on January 23, 2017
42. ## ALGEBRA EXTREMELY NEED HELP

HOW DO YOU SOLVE (2c/c-4)-2=(4/c+5). WHAT IS THE LCD. HOW DO YOU FIND IT BECAUSE I NEED TO KNOW

asked by Katie on April 17, 2008
43. ## algrebra 2 / trig

solve the triangle a=1 b=2 C=50 degrees

asked by rosemary flores on June 6, 2011
44. ## algebra

haw solve this example:54 multiply 5/9

asked by nataliya on July 16, 2011
45. ## maths

Solve the following simultaneous equation: 8x+3y=23 6x+5y=9

asked by nabiha on March 15, 2010
46. ## math

what does the undermentioned mean and how do I solve it ( 1000 )2/5

asked by yvonne on May 8, 2009

How do I solve for T? PI(67.2/2)^2*T*13.6g/cm^3= 5lb*435.6g

asked by Andie on September 10, 2011
48. ## math

Solve for x a) e^2x+1=74 b) Log3x=4 (3 is subscript)

asked by Jim on April 26, 2012
49. ## math

solve y=3sin(4pi2+pi/2)+7

asked by Lynne on January 21, 2012
50. ## Statistics

Please help me understand this is asking and how to solve. P(-2>Z and Z

asked by Lauren on April 17, 2017
51. ## Math

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

asked by Cazi melar on July 20, 2016
52. ## Math

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

asked by anonymous on July 11, 2011
53. ## Math

Area of a trapezoid solve for b1: A= 1/2h(b1= b2)

asked by Sarah on January 7, 2008
54. ## Pre-Cal

solve(5-x)^-3=8 teach if possibe if not, its ok Thanks

asked by jamie on January 10, 2010
55. ## Math!

f(t) f(x) = 6x-2 I cannot answer as I am confused into how I would solve it.

asked by John Doswell on December 3, 2015
56. ## math

Solve for all real values of y: |3y+7|=|2y-1|.

asked by Scott on February 21, 2016
57. ## algebra

solve using multiplication principle 2*5x=-7

asked by babygirl on September 6, 2011
58. ## algebra

solve using multiplication principle 2*5x=-7

asked by babygirl on September 6, 2011
59. ## Algebra 1

Solve for the indicated variable. a + b + c = 180

asked by Anonymous on September 30, 2013
60. ## Math

Solve. Do not use decimals. x^2+xy=3 3x^2+2xy-y^2=7

asked by JavaJoes on February 15, 2010
61. ## Math Help!

f(t) f(x) = 6x-2 I cannot answer as I am confused into how I would solve it. Help

asked by John Doswell on December 3, 2015
62. ## math help

solve the compound inequality < 2x-4

asked by Anonymous on March 7, 2013
63. ## Logs

log6(x+7)−log6x=2 Solve for x

asked by Nina on January 10, 2010
64. ## math

solve rational equation [6/3x-2]+ [3/2x]

asked by ferrer on April 20, 2009

solve for variable x 2(3x-7)=6(5x=9)+28 after you multipy what do you do

asked by odyssey on September 5, 2014
66. ## Precalc: Logarithms

Solve for x? xln(x) + 1 > x + ln(x) e^1/x > 1 Any help would be appreciated. THANK YOU!

asked by Joe on August 3, 2008
67. ## math

Solve the equation: 6x^2+12x+5=0

asked by Shay on May 5, 2012
68. ## math help re post

solve the compound inequality 0

asked by Anonymous on March 7, 2013
69. ## math

Solve the following polynomial inequalities. 4x - 5 ≤ 2(x - 7)

asked by rick on May 11, 2012
70. ## algebra

Helpme solve this please i am really stuck x+3y=8 x=4-3y

asked by anna on January 9, 2010
71. ## Math

g/-590 D. g

asked by Gwen on September 19, 2014
72. ## trig

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

asked by anonymous on February 16, 2010
73. ## alg 2.

solve. lnx=4. how do i do this problem...

asked by Miley on May 19, 2008
74. ## Algebra

how do you solve linear combinations?

asked by Mandy on January 6, 2008
75. ## Math

Solve 24,000X0.04X30years=

asked by Judy on April 23, 2017
76. ## math

solve rational equation 3/x-1=6/x+2

asked by ferrer on April 20, 2009
77. ## math

solve the simlutaneous equation: x^2= 4-y x= y+2

asked by jack on April 14, 2008
78. ## Algebra 2

How do you solve this problem: if f(x)=-x^2+2x-5, find f(-2)

asked by Mario on January 10, 2010
79. ## MATH

Solve three x is greater than negative six for x.

asked by leya on May 25, 2012
80. ## Math

log6(x+7)−log6x=2 Solve for x

asked by Nina on January 10, 2010
81. ## Math- Precalc

could someone please help me solve this problem... e^x - 12e^(-x) - 1

asked by Alex on November 15, 2010
82. ## math

-1= 3 + 4x what is the answer and how do you solve this problem?

asked by sarah12345 on November 10, 2010
83. ## Math

How do you solve each of these equations for the indicated value? I'm so confused on how to do it 1. a-b=-c, for a 2. 4y+6x=12, for y 3. y=1/2x-10, for x

asked by Anonymous on October 25, 2014
84. ## math

solve tang3x+1=sec3x

asked by ruben on March 16, 2010
85. ## mathematics

Solve simultaneous... y-2x-1=0 and x squared+xy-5x-y+2=0

asked by Jossie on March 26, 2013
86. ## math12

solve 5^(p+4)= 2^(4-5p)to 2 decimal places

asked by saya on May 6, 2012
87. ## alGEBRA 2 help please would appreciate

x over (x+3) -x over(x-3)=x^2+9 over X^2-9 solve for x and check answer

asked by lisa on October 1, 2013
88. ## math

Solve for x and y simultaneously x+y=2 and 3x^2+4xy+y^2=6

asked by johnas on April 1, 2015
89. ## math

I need help to solve this math problem. -7.4=-3.7+x=

asked by suzie mata on November 11, 2010
90. ## math

Use addition law to solve 4r+(9+s)

asked by LaNiece on January 10, 2012
91. ## Pre-calc

Please solve: 5sin2x + 3sinx - 1 = 0

asked by Jim on January 10, 2016
92. ## Math 62

solve x-2y=2 and 2x-4y=3 then graph each equation

asked by Jeri on April 10, 2010
93. ## math-algebra

x=3y-4 2x-y=7 solve as a set/substitution.

asked by Lindsay on July 11, 2008
94. ## Math

Solve. Do not use decimals. x^2+xy=3 3x^2+2xy-y^2=7

asked by Rima on February 14, 2010
95. ## Math

Solve: - (square root) x^2

asked by Deonte Jefferson on March 22, 2017
96. ## aLGEBRA 2 help please would appreciate

x/x+3 -x/x+3=x^2+9/x^2-9 solve for x and check your answers

asked by lisa on October 1, 2013
97. ## algebra

how do i solve this problem? f(x)=3x and g(x)=4x-3, find f[g(5)] and g[f(5)]

asked by john on April 13, 2008
98. ## math

using DeMoivre's theorem solve (-3,+3i)^4

asked by Emma on March 4, 2016
99. ## Mathematics

Solve the simultaneous equation: x^2 + y^2 = 13 and x + 3y = -3

asked by Grace on February 9, 2017
100. ## Math

how can i solve for y value with this equation f(x)=-8cos(pi/30(x-y))+8

asked by Chris on January 6, 2016