# math..solve for u again

28,449 results, page 92
1. ## algebra 1

Solve the rational equation. 3/(x)+6/(x+3)=8/(x+1)

asked by Jen on April 24, 2013
2. ## algebra 1

Solve the rational equation below. 1/x-2+ 2x/(x-2)(x-8)=x/2(x-8)

asked by Jan on April 24, 2013
3. ## Algebra2

Solve the system by substitution -x-y-z=-8 -4z+4y+5z=7 2x+2z=4

asked by Steve on September 18, 2016
4. ## Algebra2

Solve the system by elimination. -2x+2y+3z=0 -2x-y+z=-3 2x+3y+3z=5

asked by Steve on September 18, 2016
5. ## algrebra 2 / trig

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

asked by rosemary flores on June 6, 2011
6. ## Math

Solve for the following system of equAtions for y: 2x + y = 10 3x =y

asked by Morg on April 18, 2013
7. ## Pre Calculus

Logarithms Solve the equation for x 1-ln(3x+2)=0

asked by Josh on October 21, 2011
8. ## Pre-Calc

How do I solve this equation? x+5 = sqrt(x+5)

asked by AvgJoe on June 1, 2011
9. ## Math

how do you solve a linear system. 7. x-y=8 x+y=-2

asked by Christina on May 31, 2011
10. ## math

IF f(x)={(3,5), (2,4), (1,7)} What about 1/f(x)? would is be {1/5, 1/4, 1/7}? IF g(x)=sqrt(x-3) k(x)=x^2+5 how would I solve? (k-g)(5)= (g o k)(7)= k^-1(x)= (kg)(x)= nevermind. I know how to do them.

asked by Anonymous on August 4, 2007
11. ## math help quick please

solve {y=x-7 {5x+2y=7 Use the substitution method. A.(0, −7) B.(7, 0) C.(3, −4) D.(−1, −8)

asked by lily on February 6, 2017

0>x^2 +5x -2 Can someone help me solve for x and show me the steps please

13. ## Algebra 2

Solve for x. x³ + ax² - a²x - a³ = 0

asked by Peter on October 18, 2011
14. ## Algebra

Solve the system by elimination 2x+3y=4 5x+6y=7

asked by Sanan on September 19, 2016
15. ## algebra 1

Solve rational equation 1. 2/b-2=b/b^2-3b+2 + b/2b-2

asked by Jan on April 23, 2013
16. ## algebra

Solve. 10/(3x) + 4/3 = (7 + x)/2x A) x = 1/3 B) x = 17/5x C) x = 1/5 D) x = 1/6 PLEASE HELP MRS. SUE!

asked by lynn on April 22, 2013
17. ## algebra/trig

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

asked by Angel on June 9, 2011
18. ## algebra

Solve using the elinination method 2x+2y=20 2x-2y=4

asked by mema on June 9, 2011

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
20. ## mathematics help

solve for x? if x^2+j16=0 where j=sqrt(-1)

asked by maths-lover on September 19, 2016
21. ## HELPPP!! math

HELLP!! Can someone help me solve for y in this equation.? -4/5 = (y-2) / (4- (-1))

asked by Chelsea on June 8, 2011
22. ## Trigonometry

Solve SSA: A= 78 degrees a= 30 b= 61

asked by Sean on May 30, 2011
23. ## maths

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

asked by ulubi on January 23, 2017
24. ## math

solve using add. method 4x=-6+5y 8x+4y=-3

asked by jason on July 18, 2011
25. ## Alg 1

Solve for the variable h: 5r - 6h = m Is h=5/6m +r Correct?

asked by Jane on May 9, 2013
26. ## Math

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

asked by anonymous on July 11, 2011
27. ## algebra

solve for depreciation D = C - s ______ (for s) n

asked by Anonymous on July 7, 2007
28. ## Math

Solve using the elimination method. 2x/5 + y/2 = 3 x/2-y/6=2 Please and Thank you

29. ## math

solve by the elimination method x + y = -2 4x - 6y = -3

asked by nancy on May 9, 2013
30. ## Math

solve the equation. 1. 5h - 9 = -16 + 6h (1 point) A 4 B -7 *** C 7 D 10

asked by Caleb on October 3, 2016
31. ## algebra

I do not understand how to solve this problem. 7 - 1/4 (j-8) =6

asked by johnnie on October 4, 2011
32. ## math

I cannot figure out how to solve this problem. 1/3 (x + 9) + 5 = x/3 + 8

asked by stephanie on October 4, 2011

34. ## math

Use a proportion to solve the problem. 71% of 67

asked by EmberShy on October 10, 2016
35. ## Pre-algebra

how would I solve this kind of problem 7/9-4/9=y/3?

asked by Unknown on August 22, 2013
36. ## math

(12-8)(3x-5)(7x+29) = solve: show your work

asked by keshia on July 18, 2011
37. ## math

12-8 3x-5 7x+29 solve show all your work

asked by keshia on July 18, 2011
38. ## Math

How do I solve b+12

asked by Morgan on August 20, 2013
39. ## Basic Algebra

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

asked by Catherine on July 16, 2011
40. ## algebra

haw solve this example:54 multiply 5/9

asked by nataliya on July 16, 2011
41. ## math

how do I solve using the multiplacation method -2x>1/9

asked by Katie A on September 30, 2011
42. ## math

Solve for the variable h: 5r - 6h = m Is it h = 5/6m +r If not, please explain. Thanks

asked by Jane on May 10, 2013
43. ## Trig math

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

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

How do you solve sentence problems

asked by Kathy on September 1, 2013
45. ## algebra

Solve by factoring: 10t^2 – t − 2 = 0

asked by gina on July 6, 2011
46. ## Algebra

Solve by factoring: 10t^2 – t − 2 = 0

asked by toni on July 2, 2011
47. ## Algebra

Solve for M: 3P = 12C + 10MC

asked by Connor on September 3, 2013
48. ## linear function

solve 13x+2y=-6 in the form of f(x)=mx+b

asked by stella marie on June 29, 2011
49. ## precalculus

how do you solve for a triangle with a given side

asked by Ange on September 25, 2016
50. ## algebra

Solve the indicated set 6 - 3x = - 31; (reals)

asked by Alysha on June 27, 2011
51. ## math

arctan(y)=x+c To solve for y, would it just be: y=tan(x+c)?

asked by carl on January 17, 2017
52. ## Algebra 1

solve each equation x(x - 3) - x(x+4)=17x - 23

asked by Sam on June 26, 2011
53. ## math

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

asked by tasnim on January 18, 2017
54. ## algebra II

Solve by completing the square: a^2 - 4a = -8

asked by Thomas on July 3, 2011
55. ## algebra II

Solve using the quadratic formula: x^2 - 3x - 5 = 0

asked by Thomas on July 3, 2011
56. ## Hard math

Solve for x using the laws of logarithms. ln(ln x)= 1

asked by Christina on October 5, 2011
57. ## Math

Solve by factorisation (x+3)(3x2_20x_7)=0

asked by Munyua on September 30, 2016
58. ## Algebra

Solve this system using substitution x+2y=8 y=3x+17 I got x=-26/7

asked by Anonymous on September 28, 2016
59. ## Algebra 2

f(x)= x+5, if x>0 3, if x

asked by HELP on July 3, 2011
60. ## Algebra II

asked by Kevin on July 3, 2011
61. ## Maths

Solve the equation: sin^-1 (4x^4+x^2) = 1/6 pi

asked by Zee on September 28, 2016
62. ## pre calc

how do u solve for x and y of x+2y=7 2x+y=8 using matrix without using a calculator

asked by pink on May 8, 2013
63. ## 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
64. ## Math

Solve the equation simultaneously.1/3x+y =3,x+1/2y=4

asked by Haleemath on May 7, 2013
65. ## Math help

6y³(2x - 5y² + 8) help solve

asked by Katie A on October 7, 2011
66. ## Algebra 1

solve for x and check you result -4(2x-3)=-8+5

asked by lewis on September 29, 2007
67. ## Algebra

SOLVE BY ELIMINATION METHOD 7r-8s+-20 8r+7s+74

asked by Tracy on January 20, 2011
68. ## Math

asked by Mandi on January 19, 2011
69. ## Math Analysis

How would I solve: x-1/x+2 is greater than or equal to x/x-2

asked by jon on December 15, 2007
70. ## Math

How do I solve this using substitution method? 7x+9y=-38 -6x+y=50

asked by Edith on February 11, 2012
71. ## algebra

Please help! How do I solve this problem? 4 - 4 __ __ x+2 x _________ = 1 2

asked by Erin on January 18, 2011
72. ## Math

Please show me how to solve 32 yd/min = __ in./s

asked by Katelyn on January 28, 2014
73. ## math

40 35 - 2+i 2-i How do I solve this? there is a division sign between the 40 and 2=i and another one between 35 and 2-i

asked by kendall on December 16, 2007
74. ## ALGEBRA

Can you solve for a variable in an expression? not sure if I'm doing this right 3x + 4=13 3x=9 x=3

asked by So Lost on January 18, 2011
75. ## Math

solve the equation 4^2x-2b= (1/8)^x+b for x in terms of b. 1) x=b/7 2) x=7b 3) x=-7b 4)x= -b/7

asked by Willis on February 11, 2012
76. ## Algebra

Solve the system by substitution. x + 3y = -4 2x + 2y = -8

asked by Kay on January 26, 2014
77. ## math

solve using multiplication method: 8x-9y=-15 -4x=19+y

asked by guy on February 6, 2012
78. ## Math

Solve the system: p-3q=-1 -5p+16q=5 a. (2,1) b.(3,3) c. (-1,0) d.(5,2)

asked by Jewell on October 19, 2017
79. ## MATH

SOLVE BY ELIMINATION METHOD 7r-8s+-20 8r+7s+74

asked by sally on January 20, 2011
80. ## pre algebra

How do you solve linear equations like -4x-5y-5 and or -5y-25=-x

asked by alliah on January 20, 2011
81. ## Algebra 2

Solve by completing the square. 1.x^2+x+c=0 2. x^2+bx+c=0

asked by Dolly on January 25, 2014
82. ## algebra 1

in the equation thingy for y=mx+b how do you solve for b?

asked by Tyquana on December 12, 2007
83. ## calculus

x +13/x-16 less than or equal to solve the following inequality

asked by Anonymous on February 5, 2012
84. ## algebra

solve the system of equations 2r+2s = 50 and 2r-s=17

asked by Janice on January 20, 2011
85. ## Math

How do you draw tens and ones to solve with 69+20

asked by Anonymous on October 17, 2017
86. ## algebra 2

solve by using the quadratic equation: 5x^2+3=-7x

asked by kayla on January 19, 2011
87. ## math

can any one show me how to solve this problem 12 -(1/2 + 2/3)

asked by lynn lowe on November 1, 2017
88. ## geometry

3x + y + 7 + 90 = 180 deg. how to solve?

asked by john on February 13, 2012
89. ## help math

solve each of the following quadratic equation (1)x^2=5x+6 (2)x^2+9x=10

asked by tanya on February 15, 2012

92. ## Math/precal

How do i solve y=7b^x to find the y and x intercept?

asked by Carl on April 25, 2016
93. ## algebra 2

solve this equation by using the quadratic (3x)^2-12(3x)+27=0

asked by mouse on February 16, 2012
94. ## maths

solve the simultaneous equation 1/y + 1/x =5 .......(i ) 1/x - 1/y =1 ........(i i )

asked by somay on April 25, 2016
95. ## Math

asked by Melea on February 16, 2012
96. ## Math

Solve the equation. 4x = 56 A. 4 B. ******* IS it THIS? 14 C. 60 D. 224

asked by Pepsi on November 8, 2017
97. ## college math 209

solve for u, where u is a real number ãu - 18 = 2

asked by Anonymous on January 15, 2011
98. ## Math/Precal

how do i solve log(8y-7)/logy

asked by Maxx on April 25, 2016