# math..solve for u again

28,449 results, page 78
1. ## algebra

Solve by substitution: 8x - 4y =16 y=2x -4

asked by Carl on January 23, 2008
2. ## math

1/2X+3=9 solve for x. I'm confused

asked by sally on October 13, 2014
3. ## Math

Solve the equation: |6x - 2| = |3x + 1|

asked by Ivan on February 20, 2014
4. ## math

solve the equation -n+8n=35

asked by jesse on February 20, 2014
5. ## Math (URGENT)

Solve. 4(-1^2) = ? My calculator says its -4 I got +4 Help Please.

asked by John on April 20, 2010
6. ## 8th grade

if x=-5, y=4 and z=-3 solve x squared (3x-8y)

asked by curt on April 20, 2010
7. ## math

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

asked by JESSICA on December 9, 2010
8. ## 4th grade Algebra

How to solve this problem. 3X-Y=12

asked by Serena on January 24, 2008
9. ## algebra

How do you solve this problem? 1 - 3/4(v+2) = -5

asked by Lindsey on October 1, 2008
10. ## maths

solve h(x+5) = 80 as a quadratic

asked by nabiha on April 20, 2010
11. ## maths

solve h(x+5) = 80 as a quadratic

asked by nabiha on April 20, 2010
12. ## Math

Solve for variable 3/8 = 7/ x+1

asked by Erin on February 20, 2014
13. ## 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
14. ## Math

Solve for the variable X+1/x-2 = 3/6

asked by Cindy on February 20, 2014
15. ## Algebra

how would i solve? g(x)= 3 ______ x + 2

asked by Rebkea on October 1, 2008
16. ## Logarithm

Ln(2x-1)^2=7 solve for x. Really confused

asked by Student on April 9, 2016
17. ## math

solve the inequality: -2(x-3)>3x+4

asked by unknown on August 13, 2009
18. ## algebra 1

solve for x: x^2+12x+4 = 0

asked by kathy on June 10, 2012
19. ## math

Solve for the variable:3(2y+7)^ 2=27

asked by shonye on February 13, 2013
20. ## algebra 1

solve for x: x^2+12x+4 = 0

asked by kathy on June 11, 2012
21. ## Algebra 2

Solve By graphing 2x+y=2 2x+y=6

asked by saRa on November 8, 2009
22. ## math equations

Solve x = log3 15

asked by jess on June 12, 2012
23. ## algebra 2

Solve by graphing 3x+y=15 3x+y=6

asked by saRa on November 8, 2009
24. ## MATH HELP!

if f(x)+(x-3)^4(2x-1)^3, find the value(s) of x which solve f'(x)=0

asked by Katie on November 28, 2011
25. ## College Algerbra

Solve the inequality. - 5x / 7 -2>-1

asked by Eric on March 24, 2013
26. ## College Algerbra

Solve the inequality. 0.1(0.1x+0.1) _< -0.8

asked by Eric on March 24, 2013
27. ## algebra

need to solve this equation 3/4 k - 1/6 =1/2

asked by Dianna on October 6, 2009
28. ## math

did i solve for y correctly? 1/2y+2-y=1 -1/2y+2=1 -1/2y=1-2 -1/2y=-1 y=-1*-2/1 y=2

asked by Gail on April 2, 2009
29. ## algebra

I am confused on how to solve this. 4/(x+4) + 4/5 =5/2

asked by Nathan on February 23, 2015
30. ## math problem

asked by Lavern on April 1, 2012
31. ## math

Solve the inequality for r. -3r-33>-9r+27

asked by erica on August 13, 2018
32. ## math

Solve (1) TTX=2 (2) 3x+2=5x+7-2x (3) 6x+2-4x=5+2x-3

asked by nakul on July 26, 2015
33. ## algebra

solve using substitution 5x-2y=0 and 3x+y=-1

asked by jas on August 19, 2018
34. ## Math

Solve equation. -5(s-7) = 15

asked by Cherie on March 22, 2013
35. ## Algebra 1

How do I solve the following problem: -x/5 = 1/16 Thanks.

asked by Jackie on April 27, 2009
36. ## Math

How do you solve 1. |x+2|-3= 9 2. |x-3|+2= 2 I don't get it, please help

asked by Idk on August 28, 2018
37. ## Math

Solve for x, 9^x-1 = 3^1+x How do I get the X out of the Exponent?

asked by Max on August 29, 2018
38. ## Trigonometry

Solve for x,assuming x≠0:(-2/5)+(x+4/x)=1

asked by Joseph on February 7, 2012
39. ## algebra

solve 8x -(5x +4)= 5 The solution is x= 8 is this right

asked by algebra yuck on September 12, 2009
40. ## Math

Solve each equation: 9n-3= 7(n+3)+2n I got -24 .....is that right?

asked by Cassie on February 8, 2012
41. ## math

Solve this equation: y/9 + 5= 0

asked by tayaqua on June 20, 2012
42. ## Algebra 2

Solve the Equation. (x+2)/(4x)-3/(2x)=1/8

asked by Nancy on April 29, 2015
43. ## 8th grade

Can you help me solve this equation. 6n-(-2n)+8

asked by Jenny on October 5, 2009
44. ## Math

Solve the equation 2.8x = -9.24

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

solve 0.07-0.003x+0.2=1.02

asked by kim on April 29, 2009
46. ## Maths

Solve the equation. 2y^2 - 6y = 56

asked by Gilda on November 22, 2011
47. ## Math-Functions

Evaluate, where f(x)=(x-4)^2-1 when f(a-5) How would i solve this? This is what i got so far. f(a-5)=[(a-5)-4]^2 -1 =(a-9)^2 -1

asked by Sabrina on February 16, 2009
48. ## Math

Solve the equation 5.8 = z/2.2

asked by Jack on October 25, 2017
49. ## Algebra

How do you solve this inequality, -3y>-x-15?

asked by EDGAR on April 29, 2009
50. ## c0llege math

Solve 2/12x-3/12=8/12

asked by Lourane on June 20, 2012
51. ## Algebra

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

asked by Daniela on October 29, 2006
52. ## MATH

if f(x)=(x-3)^4(2x+1)^3 find the value(s) of x which solve f'(x)=0

asked by Katie on November 27, 2011
53. ## Math

Solve each equation. 9n-3=7(n+3)+2n I got -24 is that right?

asked by Steven on February 8, 2012
54. ## Math

Solve for the value of x. x to the power of -2/3=9/4

asked by Sydney on March 8, 2009
55. ## ALGEBRA

SOLVE THE EQUATION y = x + 6

56. ## math

Solve 2 x-4 _ ___ 3= 6

asked by Lady Green on February 13, 2013
57. ## algebra

Assume that S/A = 7.0, D/A = .40, N/E = .80 and A = D + E. Solve for N/S.

asked by Will on September 9, 2015
58. ## inequality

solve the inequality (x+8)^2(x-4) > 0

asked by Jenn on March 24, 2013
59. ## math

Solve 2.5c=0.125

asked by jazzi on January 10, 2013
60. ## algebra

solve 0.07-0.003x+0.2=1.02

asked by kim on April 30, 2009
61. ## math

How would we solve for q: 6n-5q/11t=6

asked by Chely on December 1, 2012

solve using matrices x+3y-3z=12 3x-y+4z=0 -x+2y-z=1

asked by Anonymous on December 7, 2011
63. ## 9th Grade Algebra

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

asked by hockeyfreak2011 on May 31, 2012
64. ## 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
65. ## math

solve by using subsitution: 4x+y=2 3y+2x=-1

asked by Taylor on January 14, 2013
66. ## algebra

solve y-8> -20 I get 28 am I correct?

asked by algebra on September 11, 2009
67. ## pre algebra

solve the equation 78= -2(m+3)+ m

asked by vanessa on November 29, 2012
68. ## caculus

solve log4(x-1) =3

asked by meron on November 4, 2009
69. ## Algebra

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

asked by Merty on April 27, 2015
70. ## Math

how would you solve this with substitution? -3x – 2y = 16 -x + y = -8

asked by Alessandra on July 28, 2015
71. ## Math

Solve the inequality. y + 3 ≤ 5 y ≥ 2 y ≤ 8 y ≤ 2 y ≥ 8

asked by Hippo on June 18, 2018
72. ## Math

Solve the proportion W/36=5/18 A. W=5 B. W=10 C. W=15 *** D. W=20

asked by pop on February 8, 2018
73. ## Algebra

Solve by elimination. -4x + 9y = 9 x - 3y = -6

asked by Kylie on March 27, 2015
74. ## pre algebra homework check

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

asked by amy on May 29, 2012
75. ## math

solve x (proportion) 2r:3t= x:6a

asked by Kevin on February 14, 2013
76. ## math

2/7 = 1.6 --- ---- solve for r very confused 20 r

asked by Bob on November 3, 2009
77. ## Algebra

solve for d. sq root d^2-11=5 A. 4,-4 B. 5,-5 C. 5,6 D. 6,-6 I think it is A....?

asked by Cassie on March 15, 2013
78. ## math

solve the equation : x/4+1=-5

asked by Young Trippy Lil G on May 18, 2017
79. ## Math

I want to know how to solve this problem7/8×16/21

asked by James on May 16, 2017
80. ## math

PV = nRT solve for R.

asked by Anonymous on August 18, 2009
81. ## math

10^(-10log3) How to solve this???

asked by Nathaniel on March 17, 2013
82. ## math

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

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

How To solve Polynomials?

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

Solve by substitution: 2x= -y+3 5x-y=11

asked by Aria on May 3, 2017
85. ## algbra

Solve the inequality −4y + 6 < −14. A. y > 2 B. y ≤ 5 C. y > 5 D. y < 5

asked by Anonymous on May 2, 2017
86. ## Algebra

Solve the equation: x^-2 -7x^-1 +12 = 0

asked by ty on December 4, 2011
87. ## MathLog#4

How would you solve for 'a'? (1/a) - (1/b) = c would you use the LCD???

asked by Serena on April 2, 2012
88. ## math

4 - x -3=5 5 solve the equation

asked by marie on March 21, 2013
89. ## algebra

solve e^x / 3 = 5^x using logs.

asked by Anil on December 3, 2011
90. ## Math

7/(x-4) = 2 Solve algebraically.

asked by Labz on June 6, 2012
91. ## al 1

how do you solve 4x < 0.325?

asked by denya on July 27, 2015
92. ## math

solve the equation: 3x-8=12

asked by d on March 21, 2013
93. ## Intermediate Algebra

Please explain how to solve this: (ã5 + 4)(ã5 - 1)

asked by Joni on April 2, 2012
94. ## Math

(a+bx)(c+dx)=income solve for x

asked by elisabeth on December 5, 2011
95. ## math

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

asked by shadow on October 16, 2017
96. ## Math

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

asked by Labz on June 4, 2012
97. ## algebra

can someone please tell me how to solve these, thanks! 1.2(3b-4)=8b-11 2.5(r-1)=2(r-4)-6 3.2y+3=3(y+7) 4.15x-10=-9x+2

asked by julie on November 4, 2009
98. ## math

2log_3(9) solve

asked by Hasane on March 18, 2013
99. ## Algebra

Solve the equation. What does this = please? Thanks :) |n – 6| = |1 – n|

asked by Rachale on February 18, 2009
100. ## Intermediate Algebra

Solve by factoring..2a^2+3=7a

asked by sherry on April 2, 2012