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Plsss help i need it asap!!!

Plsss help i need it asap!!!-example-1

1 Answer

1 vote

Answer:

C) 7 and 3

Explanation:

2x+4+8x-10=x²+15

10x-6=x²+15

0=x²-10x+21

0=(x-3)(x-7)

x=3 and 7

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