How to factor 5x^2-60=20

asked Aug 27, 2018 43.3k views

1 vote

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7 votes

5x^2-60=20
= 5x^2 - 60 - 20
= 5x^2 - 80
= 5(x^2 - 16)
= 5(x^2 - 4^2)
= 5 (x + 4)(x - 4)

Sangie answered Aug 27, 2018

8.6k points

4 votes

x=4,-4 would be the factored answer
of you go on math way . com it will help you find your answers!

Coproc answered Aug 31, 2018

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