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What is the area of a rectangle with side lengths x - 4 and 5x + 7?
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What is the area of a rectangle with side
lengths x - 4 and 5x + 7?

What is the area of a rectangle with side lengths x - 4 and 5x + 7?-example-1
User Jason Byrne
by
4.2k points

1 Answer

1 vote
(x-4)(5x+7)
expand this
= 5x^2 + 7x - 20x - 28
= 5x^2 - 13x - 28 units squared
User Ranjan Fadia
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4.5k points
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