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

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?

15. math

How To solve Polynomials?

asked by chang on June 4, 2012
16. Math

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

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

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

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

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

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

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

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

77. maths

2X^minus4Xplus5 how can i solve this?

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

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

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

How to solve 547X73

asked by hannah on November 1, 2013
90. math

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

91. algebra

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

asked by zac on January 6, 2010

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

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