# 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 382
1. ## math algerbra 1

how do you solve for the function in a problem like 4x+y=-10?

asked by Carl on September 18, 2011
2. ## algebra

solve the following equation for s r=10t-3s/16

asked by babygirl on August 28, 2011
3. ## ALGEBRA MATRICES HELP

asked by megann! on January 27, 2017
4. ## Algebra

How do you solve a parabola if it is like this y=x(squared)+-3

asked by Kalie on March 9, 2010
5. ## MATH

Solve: (log2 8)^x - (log9 3)^x+1 = 0

asked by Cyn on December 13, 2009
6. ## Math

Help. solve simultaneously x^2+y^2=13 and x^2-3xy+2y^2=25

asked by buruj on April 3, 2017
7. ## Maths

To solve the simultaneous equation 1.4x + 3y = -1 2y - 3x = -12

asked by Jeremiah on June 26, 2016
8. ## Math

Solve the literal equation for a y=x(ab/a-b)

asked by Helen on October 10, 2013
9. ## calculus

How would you solve by completing the square? 3x^2 + X - 1/2= 0

asked by Elliot on September 25, 2011
10. ## math

how do you solve by gaussian elimation 2x+y=3 3x-2y=1

asked by tasha on July 18, 2012
11. ## Geometry

Solve for X, given BD=3x+5 and AE=4x+20 B is the midpoint of segment AC and D is the midpoint of segment CE. Solve for x, given BD=3x+5 and AE=4x+20

asked by Unknown on December 7, 2016
12. ## math

solve the absolute value problem : 3x+|4x+5|=10

asked by jaz on September 18, 2011
13. ## precalc

Solve sinx+cosx=0 Thanks!

asked by Andrea on March 6, 2008
14. ## math

Fifteen (y) less than. Negitive five Solve for y

asked by Courtney on April 18, 2012
15. ## Trig

Solve: x=Arctan(-sqrt3).

asked by Jon on March 7, 2008
16. ## math

(A)Simplify: n 1 n-1 1. 2 . 25 --------------- n 50.50 2. n 4 n 1 2 - 6.2 --------------- n 2 2 .5 (B)solve for x (1 over 2) to the power x 1 =32

asked by michael on August 24, 2014
17. ## maths

Solve for m:E=mgh+1\2mu

asked by David on March 9, 2013
18. ## Math

m-7

asked by Gwen on September 18, 2014
19. ## Mathematics

Solve for X: (x-6)log4=(3x)log2

asked by James on December 13, 2015
20. ## Algebra

asked by Kat on June 12, 2011
21. ## geometry

how to solve sequence problems

asked by shanda on June 2, 2008
22. ## algebra

sqrt x+2-5=0 solve the equation for x

asked by immanuel on December 12, 2009
23. ## Algebra

Solve for x. 50e^-0.12x = 10

asked by Jane on May 21, 2019
24. ## algebra

asked by Mathew G on August 23, 2008
25. ## Math

Solve by factoring: 4x^2+12x+9=0

asked by Anonymous on April 3, 2014
26. ## Algebra

Solve the compound inequality. 4≤y+2≤-3(y-2)+24

asked by Zero on November 28, 2015
27. ## algebra

How would you solve this using the multiplication principle? -7x>1/15

asked by C on June 2, 2008
28. ## algebra

. Solve using the multiplication principle. 5¡Á¡Ý-4

asked by margaret on May 20, 2011
29. ## algebra/trig

x^2+2x-15=0 solve by completing the square

asked by Angel on June 9, 2011
30. ## Math

I'm trying to solve this without using the gcf. 23/525. X 63/92

asked by Anonymous on October 6, 2014
31. ## Math

How do you solve negative exponents?

asked by Kate on March 10, 2013
32. ## Math help

(6x^4-x^3+11x^2-2x-2)/(3x+1) i don't know to solve it

asked by Anonymous on August 26, 2014
33. ## number sense

help solve 100-f=60 greater or less than 60

asked by Renay on December 17, 2009
34. ## algebra

solve: 49w^2 - 100

asked by Kelley on March 23, 2013
35. ## Math

How do you solve negative exponents?

asked by Kate on March 10, 2013
36. ## math

b^4-16by b-2 how to solve this problem?

asked by sowmya on August 21, 2011
37. ## discrete math

how do i solve linear equations? -4(k-2)+3(k+1) =7.

asked by kennedy on September 11, 2008
38. ## Math

I can't solve this problem 4x-7=2x+11 x= ? I don't know how to do it! Help!

asked by Taylor on May 9, 2008
39. ## maths

Solve the inequality //(2x-1)(x+3)/-4/< 1 where /x/ is the modulus of x.

asked by black_widow on March 24, 2013
40. ## Math

p+1221 B. p>3 C. p>-21 D. p>-3 Is the answer D?

asked by Gwen on September 18, 2014
41. ## algebra 1

4-10y=22-6x Solve the Equation for y

asked by Katie on October 7, 2013
42. ## college algebra

the answer is supposed to be 4 but i do not know how they got it. Solve for x. [x-(1/x)]/[1+(1/x)]=3

asked by chelsea on September 6, 2008
43. ## Math

Solve for the indicated variable: (x/a)+(y/b)+(z/c) = 1, for c This is what I have so far: z/c = 1-(x/a)-(y/b) z/c = 1-[(xb-ay)/ab] z/c=(ab/ab)-[(xb-ay)/ab] z/c=(ab-xb-ay)/ab ...I'm not sure if it's right so far, and if it is, i don't know where to go

asked by Momo on January 30, 2010
44. ## math

Solve for x: 3sin^2(x)=cos^2(x) ; 0≤x≤2π

asked by Merc on July 2, 2012
45. ## alebra

Solve using the addition principle. x + 1 = 7

asked by chuck on August 20, 2011
46. ## math

Solve: x2 – 1024 = 0 2 is to the second power

asked by Kelly on April 16, 2009
47. ## math

Solve the following logarithmic equation. ln(x+3)-ln(x-2)=6

asked by kenni on August 27, 2014
48. ## Math

solve the equation, 2D + 3 = 13, 12E - 3 = 0

asked by Linda on June 17, 2012
49. ## math

A math equation I need to solve is 4n-19=13.

asked by Abel on May 20, 2011

20 cents. but what if the next number is 1.5.Then how will i solve it.

asked by Kate on September 15, 2011
51. ## math

solve dy/dx = y^2 - 4 using Separation of Variables?

asked by tasnim on January 18, 2017
52. ## ALGEBRA

to solve the following: 4-s over 7-s = 3 over s-7... LCD is s-7 then (s-7)(4-s over 7-s) = (s-7) (3 over s-7)? am I on the right track???

53. ## maths

Solve (50/32)raise to the power of -1 and 1/2?

asked by poppy👌🤔 on May 2, 2019
54. ## Math

How do you solve this... 9+5x/2=2x-4 The answer is suppose to be -17 thank you for your help.

asked by Courtney on February 3, 2010
55. ## math

need help to solve this problem: 21E − 7 = 0 what is e?

asked by Anonymous on October 23, 2013
56. ## math

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

asked by rick on May 9, 2012
57. ## ALGEBRA

help me solve 6/z+8 = 5/z-3? do i first find the lcd?

58. ## Algebra 2

How would you solve this problem??: x^3 + 10x^2 + 24

asked by Charlene on January 18, 2012
59. ## precal 2

solve the equation 4cos^2x-1=0

asked by denise on July 24, 2011
60. ## Math

Pls check - Solve 9^2-7 (16÷2^3) 9^2-7 (16÷8) 81-7 (2) 81-14 67

asked by Gio on October 20, 2013
61. ## math

Simplify and solve this equation: 4m + 9 + 5m - 12=42

asked by tayaqua on June 20, 2012
62. ## alg II

How do you solve this equation? 2cos(pi*x) = 4x = 5

asked by jane on June 15, 2011
63. ## Algebra 2

I'm trying to solve 2e^(3x) + 5 = 2 but it's not working put well. Help please, someone?

asked by Ana on March 9, 2010
64. ## Math

solve using Cramer's rule 3x+2y=-3 2x+3y=8

asked by Janelle on August 11, 2014
65. ## algebra

solve the equation 5x^2=19x+4 X=

asked by Nancy on July 24, 2012
66. ## math

i really need help with this question solve the inequality x>7 a.9 b.5 c.1 d.7

asked by layla on December 2, 2016
67. ## Maths

Solve the equation 3 x - 3 = -18... A. x = -7 B. X = -5 C. X = -3 D. X= 5 Plz help.. ;/

asked by playtime on May 14, 2019
68. ## math

i really need help with this question solve the inequality x>7 a.9 b.5 c.1 d.7

asked by layla on December 2, 2016
69. ## math

Solve for x. 0.98x = 10870 x = ?

asked by Otaku on September 9, 2008
70. ## math

asked by ted on July 24, 2012
71. ## Math

asked by Young Trippy Lil G on March 9, 2017
72. ## math

4x^2+4x=3 solve by completing the square

asked by kaitlin on December 4, 2009
73. ## math

solve the compound inequality 4>-2x+3 or 12

asked by KiKi on March 27, 2010
74. ## Math

X^2-34x+100=0 solve

asked by Carlos on November 30, 2015
75. ## pre-algebra

can someone check if this inequality is solve right 5x + 3 >= 28 -3 -3 5x >= 25 5 5 x

asked by Dj on March 14, 2008
76. ## college math

Solve 3-x=12(x-1) would the correct answer be x=15/13

asked by Lourane on June 19, 2012
77. ## College Algebra

Another one if you can help Solve the formula for the indicated variable. N=a+b Ln (c/d) for c

asked by Sammy on April 30, 2009
78. ## pre cal 2

solve the equation 4cos^2x-1=0

asked by kc on July 24, 2011
79. ## algebra

How do i solve this complex fraction?? X+3/3x^2/6x^2/(x+3)^2

asked by makenzie on May 21, 2011
80. ## college math

Solve 7=m/5 the correct answer be m=35

asked by Lourane on June 19, 2012
81. ## algebra

How do you determine how to solve y=10x-8,y=1/2x+5

asked by Kayla on November 2, 2010
82. ## Math

Solve the systems using substitution. 1.6x + 2y = -2 4x + y = 1

asked by Brittani on June 16, 2011
83. ## math

simplify and solve this equation for q: 3q+ 5 + 2q - 5 =65

asked by tia on June 20, 2012
84. ## Precal

Use row reduction to solve this x+4y=-22 -2X-2y=14

asked by Kyle on February 1, 2016
85. ## alg II

how do you solve this equation 2 cos pi x = 4x + 5

asked by jeff on June 16, 2011
86. ## Math (Algebra)

solve by factoring: 7y^2+12y+13=3y^2+4

asked by Sammie on July 25, 2012
87. ## Math

p+1221 B. p>3 C. p>-21 D. p>-3 Is the answer D?

asked by Gwen on September 18, 2014
88. ## Algerbra

Quadractic Functions? How do you solve them?

asked by Payten on May 13, 2008
89. ## CALCULUS

Solve the differential equation: dy/dx = x (y^(1/3))

asked by Anonymous on May 29, 2012
90. ## algebra

solve using the multiplication principle.

asked by tim on November 28, 2010
91. ## math

solve for the unknown equation. 7A=14

asked by shari on March 29, 2015
92. ## Algebra

Solve by factoring: 10t^2 – t − 2 = 0

asked by toni on July 2, 2011
93. ## Trig math

How do I solve for x? cos(4x)(2+tan^2x)=8

asked by Shiv on July 14, 2011
94. ## Algebra 1

Solve the rational expression. [(p)/(q)+(q)/(r)]/[(r)/(s)+(s)/(t)]

asked by Rayyan on March 13, 2013
95. ## algebra

Solve by factoring: 10t^2 – t − 2 = 0

asked by gina on July 6, 2011
96. ## algebra

solve for "x" in the following equation: 27x-3(x-6)= 6 F: -2 G: -1/2 H: 1/2 J: 2

asked by Anonymous on March 26, 2013
97. ## Math : Algebra

how would you solve for x in this equation? 40.0 = 0+ (x + 2.8)/2multiplied by(8.50)

asked by Andrea on January 11, 2008
98. ## Math

asked by P on November 10, 2013