Answer
$7(2x+5)-4(x+2)-20x=27-10x$
Work Step by Step
$7(2x+5)-4(x+2)-20x$
Multiply $7$ by every term inside its respective parentheses. Do the same for $-4$:
$7(2x+5)-4(x+2)-20x=14x+35-4x-8-20x=...$
Simplify like terms:
$...=-10x+27=27-10x$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 1 - Section 1.8 - Simplifying Expressions - Exercise Set - Page 80: 56
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