Question

How to factor 5x^2-60=20

Answer 1

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)

Answer 2

x=4,-4 would be the factored answer
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