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X^2-8x-63=-10x how to solve by factoring?
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X^2-8x-63=-10x how to solve by factoring?

User Carson Pun
by
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2 Answers

6 votes

Answer: look at the picture

Step-by-step explanation: Hope this help :D

X^2-8x-63=-10x how to solve by factoring?-example-1
User Gent
by
6.1k points
6 votes

Answer:

(x-7)(x+9)

Explanation:


x^2-8x-63=-10x

Add 10x,


x^2+2x-63=0

Factor:


x^2+9x-7x-63=0


x(x+9)-7(x+9)=0


(x-7)(x+9)=0

X-Intercepts:


x-7=0


x=7


x+9=0


x=-9

User Caresse
by
6.5k points
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