Evaluate the expression for the given value of the variable 7a - 4a for a =8

asked Jan 20, 2020 147k views

1 vote

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2 votes

Answer:24

Step-by-step explanation: you simply substitute 8 for a.

7(8)=56 - 4(8)=32

56-32=24

Ronita answered Jan 21, 2020

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5 votes

7(8)=56
4(8)=32
56-32=24

Stav answered Jan 25, 2020

by Stav

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