Answer
-13a - 30
Work Step by Step
3(a - 1) - 2(3a - 4) - 5(2a + 7) =
Use the distributive property to remove parenthesis:
3a - 3 - 6a + 8 - 10a - 35 =
Group similar terms.
(3a - 6a - 10a) + (-3 + 8 - 35) =
Simplify.
-13a - 30
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
Published by
Cengage Learning
ISBN 10:
1285194055
ISBN 13:
978-1-28519-405-9
Chapter 5 - Exponents and Polynomials - Chapter 5 Review Problem Set - Page 230: 8
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