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100

Simplify:     8b + 3b

11b

100

2x+5=7

x=1

100
5h + 2 + 2h = 23
h = 3
100
2(x + 5) = 14
x = 2
100
4x + 9 = 33
x = 6
200

Simplify:    19x - 24x

-5x

200

5+3x =11

x=2

200
3b + b - 8 = 4
b = 3
200
5(d - 2) = 40
d = 10
200
x + 3x = -8
x = -2
300

Simplify:    3 + 5(a + 4)

5a + 23

300

10 = 4-2x

x= -3

300
3a + 12 - 6a = -9
a = 7
300
7(4 - t) = -84
t = 16
300
4(y - 2) + y = -13
y = -1
400

Simplify:   - (2b - 4)

-2b + 4

400

x/3 +4 =6

x = 6

400
-6 = -3y + 4 + 5y
y = -5
400
-2(x - 9) = -24
x = 21
400
-6(m + 1) + 18 = 24
m = -2
500

Simplify:   7(t + 8.5) - 5t + 4

2t + 63.5

500

(x+1)/2 =7

x = 13

500
78 = 3c + 12 - c + 4
c = 31
500
-13(4 + 2a) = 208
a = -10
500
7k - 8 + 2(k + 12) = 52
k = 4