# Critical Thinking/Math

146,276 results, page 83

n+2/3=1/9
2. ## math

what is 7 1/2 plus 3 9/12

6r-3=15

x+3=5 x+4=9
5. ## math

a(x+c)= b(x-c)
6. ## math NEED HELP

2x+5 x+4 ------ - --------- x^2+3x+2 x^2+3x+2 i keep getting x+9 ------------ (x+1)(x+2)
7. ## math

1.y=x/(x+1)^2 and y=x^5－x ,x≥0

n+2/3=1/9
9. ## Math

What is 6 2/3 ×5

4=4/9+y
11. ## Math

(4.3 x 10^3)(2 x 10^-8)

–(-4)+8

10–(-4)

(x+5)(x-7)
15. ## Math

(2/3)^-2 + (-4)^-2
16. ## Math

a+9b=19 a+2b=-2
17. ## Math

9x-y=31 x+8y=44
18. ## math 1

6x+8y=4 8x-3y=19
19. ## Math

3@rs 20=60 Is that right?
20. ## Math

5x-y=6 x+4y=18

5-6x=12

7x+2=10
23. ## math 1

9x-4y=-3 8x-3y=-1
24. ## math

what is 80+80
25. ## Math

x2 - 2x - 13 = 0
26. ## Math

If y = (x + 3)2, and the value of x=5, what is the value? A. 12 B. 16 C. 14 D. 18 16

n+12=4
28. ## math

(X+2Y)+6X(X-2Y)+8X

2[7] - 9
30. ## Math

3(x-2)+4(2x-6)=6(x-4)+8(2x+1)x=
31. ## Math

7(x-2)+3(x+2)=5(x-6) x=?
32. ## Math

Please help if you will! (-5)x7-6+8 A. -49 B. -45 C. -33 D. -25 P.s. Thanks for the help!
33. ## math

9.18/x for x =-1.2
34. ## math

10.8/x for x = 0.03

x/2-x/3=5
36. ## math

i need help with these 2 math ? 3/4-3/8 and 1/2-2/3 thank u
37. ## Math

(15 - 2x)0, for x = -3
38. ## Math

X/3+15=3(x-11)
39. ## math

25+7(10*0.5)=39

5= 6y; y
41. ## Math

X= 2; 7x^3 + 4
42. ## Math

x2 - 2x - 13 = 0

y=2/3x-1

y=-2x+1

2x^2-4X-3=6
46. ## math

If xy+2x+3y+4=5, then y= A. 1-2x/3 B. 1-2x/x C. 1-2x/x+3 D. 1-3x/xy+3
47. ## Math

Use <,>,or = |-8| _ -9 |-7| _ -8
48. ## math

0.7 of which is 3.43
49. ## math

2( a + b ) x 4 1/2 (a + b ) =
50. ## math

If y = ( x-1)^2, then y 3/4 =

5/3+x=2; x
52. ## math

What is (x+c)^3

5= 6y; y=
54. ## math

what is (f*g)(x) if f(x)=3x+6 and g(x)=1/3x-2?
55. ## MATH

WHAT IS 39% OUT OF 60

7x/7x-21
57. ## Math

6x + 2 for x = 3
58. ## Math

1/4y for y = 16
59. ## Math

20(B- 15) FOR B = 19
60. ## Math

what is h/26=5?
61. ## Math

what is 2 1/4 r = 10?
62. ## Math

what is d/5 = 4
63. ## Math

What is N x 4/5=3/4?
64. ## math

3(x+ -5)+7(x+2)

-28/1=A A=?
66. ## math

3x + 4y = -2 x-6y = -8 3 x -6 + 4 x 1 = -2 -2 - 6 x 1 = -8

4+9c+3(c+2)

K/1=-45 K=?
69. ## Math

b^2/12/(b/4/5/b)
70. ## Math

[3(7 + 4) - 2]6
71. ## Math

4*15-11+8-2 =20
72. ## math

4p+6 if p =1 1/2

12.

7/15 - 2/5=
75. ## math

2(2.5b-9)+6b=-7
76. ## Math

a/(a+3) = (2a)/(a - 3) - 1

4 – (- 6)

20/5
79. ## math

-7 1/8 + 4 3/4
80. ## math

what does ! mean in math
81. ## math

what is 2 5/8 - 3 6/8
82. ## math

what is 9+9d=8d-12

21-3c if c=7
84. ## Math

6.5 c=. Fl oz
85. ## MATH

d^2+8 8-d ------ - ------ d^3-d d^3-d
86. ## Math

What is 21% of 41? I think it is 10 but I'm not for sure.
87. ## math

I need help in math can you help.
88. ## Math

-2/5+3/5= 1/5
89. ## math

4x-2=10 4 x 2 - 2 =10 B=10
90. ## MATH

5a-16-a=30+9a+7
91. ## math

if x.y=30 and x+y=10.3 what is x ?

7.86.4.6=
93. ## math

Please help me with these 1. -5/c = 1/3 2. k/8 = -2/5 3. 6/z = -3/5 Thank you
94. ## Math

what is 13 1/2 - 11 5/16?

L=Ph for h

-2/14-8/14
97. ## Math

1/8b = 6 what is b=