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I need help asap plssss

I need help asap plssss-example-1
User Dowhilefor
by
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1 Answer

16 votes
16 votes

Answer:

x = -4

Explanation:

(x - 5) (x + 4) = x^2 + 4x

If you expand this, you get:

x^2 - x - 20 = x^2 + 4x

graph similar terms together, the x^2 disappears:

-20 = 5x

x = -20/5 = -4

User ARLabs
by
3.3k points