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Subtract a-4 from 4a+16 and simplify your answer. The variable a should only appear in your answer once. Plz help asap Thanks
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2 votes
Subtract a-4 from 4a+16 and simplify your answer. The variable a should only appear in your answer once.

Plz help asap
Thanks

User You Knows Who
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8.0k points

2 Answers

7 votes
4a + 16 - (a - 4)
4a + 16 - a + 4

Collect the terms:

a:
4a - a = 3a

Constants:
16 + 4 = 20

3a + 20




User AresCaelum
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7.9k points
3 votes
the answer is given above
Subtract a-4 from 4a+16 and simplify your answer. The variable a should only appear-example-1
User Dan McCallum
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8.3k points
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