Answer
10x + 5
Work Step by Step
2(5x +4) - 3
Use the distributive property to remove the parentheses
2.5x + 2.4 - 3
Multiply
10x+8 - 3
Group like terms
10x +(8 - 3)
combine like terms (8-3) = 5
10x + 5
Thinking Mathematically (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0321867327
ISBN 13:
978-0-32186-732-2
Chapter 6 - Algebra: Equations and Inequalities - 6.1 Algebraic Expressions and Formulas - Exercise Set 6.1 - Page 347: 50
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