toshia123
toshia123 toshia123
  • 15-01-2020
  • Mathematics
contestada

solve by factoring x squared plus 6X equals -9 ​

Respuesta :

nonsibi
nonsibi nonsibi
  • 15-01-2020

Factoring...

x²+6x=-9

x²+6x+9=0

(x+3)²=0

x=-3

answer: x=-3

Answer Link
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.

Answer Link

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