Inequalities
Integers
Distributive Properties
Proportions and Exponents
Solving for a Variable
100
x/ 12= 4
x= 48
100
(-1) (-4)
4
100
7x - (x - 4) = -5x - 29
x = -3
100
Exponents: 2 to the (x-3) power = 2 to the (3x) power
x = - 3/2
100
x + y = z. Solve for y
y = z - x
200
3x - 1 < 14
x < 5
200
-8(-4 + 7 - 8)
40
200
7 (8 + r ) = 84
r = 4
200
Exponents: 8 to the (6x-9) power = 8 to the (3-(2x+6)) power
x = -9/12
200
3 - 3k + 7k = 5b. Solve for k
(5b-3) / 4 or 5b/4 - 3/4
300
-5x + 4 < -10x + 8
4/5 > x or x < 4/5
300
-1/4 x + 3 = -1
x=16
300
- (9 - 12m) = 3 (4 +3m)
m = 7
300
a / -11 = 10/ 12
a = -55
300
7 - 4k = j. Solve for k.
k = (j - 7) / -4
400
-35 < 7x < 42
-5 < x < 42
400
12 - 4 * 19
-64
400
6 (6x - 11) - 10x = 2 (6x - 12)
x = 3
400
(x + 8) / (x-12) = -8/9
x = 2
400
6g/f = h. Solve for g.
g = hf/6
500
4 - 8m < -76 or 7m - 10 < -52
m > 10 or m < -6
500
-72 * -2 + -52
92
500
- 9 (8 - 4k) = 9k + 4(5k + 10)
k = 16
500
8 / a+7 = 2/ a + 6
a = - 34/6
500
2/w - y = z. Solve for w.
w = 2/ (z+y)
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