130,975 results, page 97

4(7+a)-3= 10+3(1+p)= 6(b-4)=

Solve: 3 1/2+4 5/7

4. algebra

simplify: (x^2-y^2)/(x^2+y^2)

5z^8/3+4z^5/3-12z^2/3=0

8. math

ln x = 6 ln^2 x SOLVE FOR x

((ln(x))^1/2)/(ln(x^1/2))=6

15. Math

Can you help me with this problem please... 8x-3(x-5)=30
16. Math

Can you help me with this problem please... 3y+5(y-3)+8

19. Algebra

y = x2 - 7 what are the x intercepts
21. ALGEBRA

HOW DO I SOLVE THIS PLEASE 5ãx =ãx -12
22. algebra

can someone help me with this please 2/3 ãx =8

25. math

please factor this: x^2 + 9x +18=?
26. math

8x/6y divide by 2x/3y

31. math

please calculate: 67.95% * 9% + 27.98% * 5% + 4.08% * 7%
32. math

please calculate: 6% + 1.2 * 8%

35. matt

can anyone please answer these?? 1. 2:x and 12:8 A.3 B.4 C.6 2. 5:15 and x:3 A.5 B.3 C.1 3. x:4 and 45:20 A.8 B.9 C.10 4. 21 to x and 7 to 10 A.24 B.30 C.40 5. x to 50 and 16 to 25 A.32 B.34 C.41

39. MATH

HELP PLEASE y = 3x2 + 2x – 1
40. math

7^2 + 24^2 =??? Please someone help!!!!!
41. math

If f(x)=Integral (t^3+6t^2+4)dt from 0 to x then f''(x)=?

45. Math

Mulitply ((n-5)/(n^2 - 2n -3)) / ((n-3)/(n^2 -4n - 5)).

48. Math

what does [-8 4] equal ? -3[ 0-1] [ 6 3] How do I do this ? Help please

56. To : bobpursley

Please could you help me on my question:)

59. Math

Please check 15/16 x 2/3 = 5/8
60. Math

Please check 2/5 + (-7/8) = -6
61. Lera

4.2%x = 2.5 Please explain how to do this ^^ Thanks
62. can someone help me with biology

What is 45% of 10? A. 450 B.45 C.4.5 D.0.45 Is the answer C?

3(4 - 2x) - -2x SHow how you did it?

what is the value in "x" in 16^2 = x
66. science

equation: simplify -1(-a)^2 + (-(-a))^2

Solve for x A. 1/x(6x^3+5x^2)=21 B. X/2+6=-10/x C. X+6=[x+12]^2

71. Math questions

Let f(x) = x + 2 and g(x) = x2 Find ( g o f)(-5) A. -3 B. 9 C. 49 D. -10 B?
73. you skipped me???

What do I do with this?? 3^3/3^6 A.1/27 B.1/9 C.9 D.-27 What do I do to solve this?? Thanks
75. Math

If f(x) = 0.5(2 x), what is the value of f(2)? A. 0 B. 0.5 C. 2 D. 4.5 please help me.

78. Algebra

Please simplify. 1.) (c^-3)^2d^4/d^-2= 2.)(e^4)^-3f^-5/f^-2= 3.)(8^-7/8)^-2= thank you. :)

80. Geometry

Can I please get some help? by+2/3=c, for y

82. Algebra

(x+5)^2 -(x-5)^2= Simplify. Help please :)
83. Math

Please help me with this 12x = -8 -15 = -3x/5 x -2/3 = 3/8 Thank you BJ
84. Math

Please solve: t/2 + t/6 = 2.

87. Math

What is 12 1/9+10 2/3? I need help please!;]

2^-4 = -2 * -2 * -2 * -2 =16

What is the value of x? -5x=-35 x=
90. Math

15-4(a-5) If a=8 Simplify this please :)