toshia123 toshia123

15-01-2020
Mathematics

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solve by factoring x squared plus 6X equals -9

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nonsibi nonsibi

15-01-2020

Factoring...

x²+6x=-9

x²+6x+9=0

(x+3)²=0

x=-3

answer: x=-3

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surjithayer10otahza surjithayer10otahza

15-01-2020

Answer:

Step-by-step explanation:

x²+6x=-9

x²+6x+9=0

x²+3x+3x+9=0

x(x+3)+3(x+3)=0

(x+3)(x+3)=0

x=-3,-3

so x=-3 is a solution.

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