Answer
$2a-14$
Work Step by Step
The distributive property states that for any real numbers $a, b$, and $c$,
$a(b+c) = a\cdot b + a\cdot c$
Use the formula above to obtain:
$=-2(7) - a(-2)
\\=-14+2a
\\=2a-14$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 1 - Foundations for Algebra - Chapter Review - 1-7 The Distributive Property - Page 71: 76
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