Solve x^2 + 8x = 15​

asked Mar 11, 2021 186k views

2 votes

Solve

x^2 + 8x = 15

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6 votes

x^2+8x=15 Beginning Equation

x^2+8x-15=0 Move 15 to the other side so we can reverse FOIL

(x-5)(x-3)=0 Factor

x=3, 5 Solve for x

Ken Shirriff answered Mar 16, 2021

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