Answer
$24-2t$
Work Step by Step
$9(5+t)-7(t+3)$
Distribute: $45+9t-7t-21$
Combine like terms: $45-21+9t-7t$ = $24-2t$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 1 - Foundations for Algebra - 1-7 The Distributive Property - Practice and Problem-Solving Exercises - Page 52: 87
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