Answer
18
Work Step by Step
18 is on the same side of the equation as m, so in order to solve, we must isolate m by adding 18 to both sides, thus canceling the 18 out on the variable's side of the equation.
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 3 - Solving Inequalities - 3-2 Solving Inequalities Using Addition or Subtraction - Practice and Problem-Solving Exercises - Page 174: 12
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