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Expand and simplify (a+7)(a-4)

Expand and simplify (a+7)(a-4)
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4 votes
Expand and simplify (a+7)(a-4)

asked
User Hannesvdvreken
by
7.7k points

1 Answer

4 votes

Answer:

(a+7)(a-4) =

a*a +a*-4 + 7*a + 7*-4=

a²-4a+7a-28=

a²+3a-28

Explanation:

answered
User Nimasmi
by
8.5k points
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