# 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 350
1. ## Math

Please help me solve these problems. 12^2+2 [(13+3)] / 2^2] -4(3)+5[7-6(-4)^2] -5(3)+3[9-6(-3)^2]

asked by ME on October 13, 2011
2. ## algebra

solve:t - sqrt(6t - 9) = 0 a) none or 0 b) (-3,3) c) (3) d) (-3) c

asked by anthony on June 24, 2010
3. ## Math 209

solve, 3x^2 + 6x - 105

asked by Jean on October 30, 2009
4. ## algebra

Solve: 1 + sqrt (6 -n) = 3 a) (-2) b) none or 0 c) (2) d) (2,-2)''. c

asked by anthony on June 24, 2010
5. ## ALGEBRA

Solve This Problem. 8n 12 - 5n = 21

asked by JD JOHNSON on June 30, 2014
6. ## Math

Solve the equation 5.8 = z/2.2

asked by Jack on October 25, 2017
7. ## math

solve the equation (1/4)^x = (1/8)^2x-1 solve the equation 3^-x+2=27^x-4

asked by Annie on January 25, 2012
8. ## algebra

How do I solve this problem? 3x-2/3x=4/3

asked by dina on April 6, 2013
9. ## math

solve with logs 3^(1-2x)=4^(x)

asked by kayla on November 24, 2008
10. ## math

Y/2 + 2 > 7 how do I solve with a fraction?

asked by Tammy on March 10, 2011
11. ## pre algebra homework check

Solve the equation. x ^2 + 15 = 51 x=±6???

asked by amy on May 29, 2012
12. ## Algebra

Here are some more I have problems with. solve: 9

asked by Daniela on October 29, 2006
13. ## Math

Solve the inequality: (5x + 4)(x - 4) < 0

asked by Labz on June 4, 2012
14. ## Algebra 1

How do you solve 10x-98=0?

asked by Eighth Grader on May 30, 2016
15. ## math

How To solve Polynomials?

asked by chang on June 4, 2012
16. ## Math

Please help me solve these problems. 12^2+2 [(13+3)] / 2^2] -4(3)+5[7-6(-4)^2] -5(3)+3[9-6(-3)^2]

asked by ME on October 13, 2011
17. ## algebra

solve 3t - 6 = t - 2 is the answer A) -2 B) -4 C) 2 D) 1

asked by shelby on October 17, 2007
18. ## Math

Solve the equation 3x+y=25,xy=8

asked by Uko sunday on February 26, 2019
19. ## Math

How to solve 13.28 divided by 3

asked by CJ on August 23, 2016
20. ## Math

Solve the quadratic (2x+6)(3x-1)=2

asked by sakshi on December 14, 2016
21. ## algebra

Simplify i^-10 How exactly do I solve for this?

asked by Kim on June 17, 2010
22. ## math

solve the proportion t/16=40/50 A.T=28 B.T=28 C.T=1.28 D.T=12.8

asked by Zero on June 2, 2016
23. ## pre algebra

Solve for P: I=prt

asked by Amber shall on March 10, 2011
24. ## algebra

1. √(x + 6) = -8 x=? 2. 4√(2x - 3) < 12 solve the inequality 3. 4 ≥ √(6x - 12) - 8 solve the inequality 4. √(3x - 5) = x - 3 x=? 5. √(4 - x) ≥ √(3x + 4) solve the inequality 6. x + 3 = √(5x + 4) + 1 x=?

asked by irina on January 4, 2010
25. ## Algebra

how would you solve these two equations. ln x + ln(x+1)=1 ln(x+5) = ln(x-1) - ln(x+1)

asked by Kyle on October 30, 2013
26. ## pre algebra

solve for h: A=1/2bh

asked by Amber shall on March 10, 2011
27. ## Physics

How would i solve this? (30)(Cm)Δ+(335.5)(4.18)Δ(21)=0

asked by Me and I on March 18, 2014
28. ## Math

Please help me solve these problems. 12^2+2 [(13+3)] / 2^2] -4(3)+5[7-6(-4)^2] -5(3)+3[9-6(-3)^2]

asked by ME on October 13, 2011
29. ## Maths

Solve the equation: 3x-2/8 = 8+5x/2

asked by Anita on January 6, 2016
30. ## math

If 3/x= 6, then x-1= I tried to solve for x and got 2, but 3/2 does not equal 6??

asked by melanie on July 18, 2017
31. ## Maths

how would you solve for 't' with this equation? 10=-2^(-t+2.5)+10

asked by Aria on October 19, 2015
32. ## Math

-2/5 x -1 1/4 I'm confused on how to solve this. can someone help?

asked by RE on October 16, 2017
33. ## Algebra 1

CAN YOU LET ME KNOW IF I DID THIS PROBLEM .SOLVE x²+8x+12=0

asked by Cynthia on June 18, 2008
34. ## algebra

How to solve for the unknown: 2/3/10 = 1.8/r

asked by confused on April 12, 2011
35. ## algebra

I am to solve ln(x+3)-ln(x-5)=ln7

asked by joanie on April 11, 2014
36. ## math

Describe how to solve -5x = 30.

asked by terry on February 19, 2019
37. ## Math

I'm doing logarithms. Solve: 2^(6x-1)=28

asked by Henry on March 22, 2012
38. ## Algebra

Solve for x: (1/25)^x+2=125^-x

asked by Trish Goal on November 19, 2014
39. ## math

b/4 >-5 solve inequality

asked by joe on December 8, 2010
40. ## math

how do solve this problem 0.7w+16+4w=27.28

asked by Danny!!! =] on November 2, 2007
41. ## Algebra 1

solve the inequality -3n

asked by Mikayla on January 18, 2014
42. ## MATH

ln (3x-2/x-1)

asked by Anonymous on October 1, 2014
43. ## algebra

solve: sqrt (m) + 7 = 5 a) (-2) b) none or 0 c) (2) d) (4)

asked by sean on June 21, 2010
44. ## Math

Hello I am trying to solve this, and can not figure it out: Can you help? f(b+9) Thanks,

asked by Nikol on December 9, 2010
45. ## math

Solve the equation: 2x/5-x/3=3 How do u do this? Thank You!!!

asked by Meghan on May 5, 2010
46. ## algebra

Solve by substitution: y=x-4 x+y=14

asked by Sharon on November 1, 2009
47. ## math

Solve the inequality. 3(3F − 3) > 4F − 5

asked by Anonymous on November 2, 2013
48. ## Math

solve the inequality 8/x-3 > 6/x-1

asked by Taylor on October 19, 2007
49. ## Math

Solve Y=-0.02x^2+1.3x+8

asked by Elijah on June 3, 2014
50. ## math

if i wanted to solve for r: s=(a/1-r)

asked by marcus on March 21, 2009
51. ## MATH- Algebra 2

Solve the Given Equations 1. 5/2y+6+1/y-2=3/y+3 2. 5/a-5-1=a/a-5 3. 2/x^2+x-12-6/x+4=2/x-3 4. 65-n/n=4+5/n 5. a/a-2+2/3=2/a-2 6. x-1/3+x+2/4=1/6 7. 5/3x-1/9=1/x 8. 3/3x-2=4/2x+1 9. 3/x+3-1/x-2=5/2x+6

asked by Blair on February 17, 2013
52. ## algebra 1

Solve the equation 7z+30=-5

asked by Joe on December 8, 2010
53. ## Math

3 less than two-fifth of a number k is 15.Solve for k

asked by OH on November 3, 2013
54. ## 7th grade

HOw do you solve and graph 2t

asked by Jessica on January 5, 2010
55. ## algebra

how to solve equation s-5t^2+v*t+k

asked by teresa on June 20, 2010
56. ## Math

PLEASE HELP!!!NEED TO SOLVE: 5-(3)

asked by Lori on February 22, 2010
57. ## pre algebra

What is -7 - 8? I don't know how to solve this... please help!

asked by gabby on January 26, 2012
58. ## Prealgebra

Solve by substitution: x+y=9 y=2x

asked by Jillian on April 6, 2008
59. ## alegebra

solve this equation 4.5(3v-0.8)-0.83=61.72

asked by michael on April 12, 2014
60. ## Algebra

Solve for x, when (2^(x+1)^3)*4^x=8192.

asked by Trish Goal on November 19, 2014
61. ## maths

how to solve this equations 2x=3x

asked by Anonymous on November 5, 2016
62. ## Algebra

Can anyone solve this PPPPPlease 5/x-3 + 2/x+3= -7x/x^2-9

asked by Chelsea on December 13, 2011
63. ## Math

-1/8(x+35)= -7 How do I solve this??? I am confused

asked by Anonymous on February 18, 2017
64. ## Algebra

Please help solve what e =? 21E − 7 = 0

asked by Anonymous on November 2, 2013
65. ## maths

solve for x given that (1/8)^12x =2^x+3

asked by mazuba on March 23, 2012
66. ## calculus

what are the steps to solve for x 2x^2-1/x^2=0

asked by arty on March 12, 2011
67. ## Pre-Algebra

n(n-1)-4 How do I solve stuff like this?

asked by Jess on June 3, 2014
68. ## math

solve for x in the following. (a) 3/4x+5/6x=5x-125/3 (b) 2(3x-7)+4(3x+2)=6(5x+9)+3

asked by ayno on February 16, 2017
69. ## math 5th grade

How to solve 547X73

asked by hannah on November 1, 2013
70. ## algebra

solve p=60(20)-m(6)+300

asked by linda on October 26, 2008
71. ## math

solve the equation for b. -12.27-0.9b=5.6(b+2.8)

asked by JESSICA on December 9, 2010
72. ## algebra

I need some help with ln 's I am trying to solve : ln(x+3)- ln(x-5)= ln7 do I: ln (x+3)/(x-5)= ln 7 ?

asked by zach on April 11, 2014
73. ## maths

solve the following equation for x (x+1/x) + (6/2x-3)=0

asked by walter on October 23, 2007
74. ## algebra

solve the equation for y 4y+5x= -7 I came up with this is, is it right? y=-5x/4+4

asked by cupnnas2002 on October 14, 2011
75. ## calculus

solve tis 5x^+4x+1+3(1-3x)

asked by may on October 21, 2010
76. ## math

Solve the following proportion x/3 = 6/9 A 18 B 27 C 2 D 24

asked by shadow on October 16, 2017
77. ## maths

2X^minus4Xplus5 how can i solve this?

asked by Erdmuth on March 8, 2015
78. ## pre-algebra

Please help me solve these problems. 12^2+2 [(13+3)] / 2^2] -4(3)+5[7-6(-4)^2] -5(3)+3[9-6(-3)^2]

asked by student on October 14, 2011
79. ## Math

Solve the equation 2.8x = -9.24

asked by Jack on October 25, 2017
80. ## algebra

Solve the following: 3ln(4x)=17

asked by Seth on April 11, 2014
81. ## Math

Solve using Ellimination {6x-7y=-4 {-4x-7y=26

asked by Student8gr on February 25, 2019
82. ## Math

Y-2x=4 solve for x and y with graph

asked by Raquel on October 13, 2016
83. ## algebra

Solve each porportion. 2/3 = 1.2/x x=?

asked by Anonymous on November 2, 2012
84. ## Precalculus

Solve 5^(2-x) = 1/125 for x.

asked by Jake on January 28, 2012
85. ## 5th grade MATH

SOLVE THIS EQUATION 3N+2=? n is 2

asked by JUSTINA on January 6, 2010
86. ## Algebra

x^4 + 6x^2 = -8 Solve the equation.

asked by Merty on April 27, 2015
87. ## Algebra1

How to solve, c+4=-26 and the answer would be 6 ,,,-6, -4.4 or 3

asked by Lila on September 2, 2014
88. ## Math

how do I solve this problem? -(6x+1)

asked by Ayzure on October 19, 2010
89. ## math 5th grade

How to solve 547X73

asked by hannah on November 1, 2013
90. ## math

How do I solve: 6x+4y>=80 6x+4y

asked by Bradley on April 4, 2013
91. ## algebra

pleae help solve: 3x-5y=7 and 5x-2y=-1

asked by zac on January 6, 2010
92. ## 9th Grade Algebra

4x^2-11x+3=5x+4 How do I solve this?

asked by hockeyfreak2011 on May 31, 2012
93. ## Algebra

How do you solve(factor):: 1/3(3x-6)^3+4

asked by Anonymous on January 25, 2012
94. ## math

Solve the following proportion x/3 = 8/9 A 18 B 27 C 2 D 24

asked by shadow on October 16, 2017
95. ## math

solve x-2y=12 if the domain is{-3,-1,0,2,5}.

asked by ryan on March 19, 2009
96. ## math

Solve: 2X = 100

asked by tamara on February 19, 2013
97. ## Math equation

I have no idea how to solve this. f(x)=3x-4 a) f(10) b) f (-2) c) f (0) d) (b)

asked by Mary on May 17, 2012
98. ## math...

how would u solve 212.50=20*x + 30*y

asked by JENN on October 19, 2010
99. ## Please solve it for me!! Please...Maths

Solve for the value of x: 6log(x^2+1)-x=0

asked by Seth on April 4, 2013
100. ## Math

Solve by factoring x^3-4x^2-3x+18=0

asked by Han on October 6, 2014