PreAlgebra Exam Review Warm-Up
Solving Equations
Solve each of the equations. The answers appear at the bottom of the page, but they are
not in order. If you get an answer that does not appear at the bottom of the page, ask for
help.
A. One step equations.
1.
a  5  12
2.
15  b  9
3x  33
3.
B. Two step equations
4.
4d  7  37
5.
 15  2 g  3
6.
a
28
6
C. Equations with variables on both sides and with parentheses.
23x  1  4 x  62
7.
2x  4  x  9
8.
9.
5x  4x  18
10.
Answers: -6, 2, 4,
5,
6,
7,
11,
11,
24,
36
2x  3  5x  2  24