x 2- 21 x + 108 please answer this question
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x^2-21x+108=0
x^2-9x-12x+108=0
x(x-9) -12(x-9)=0
(x-9) (x-12)=0
x=9 or x=12
x^2-9x-12x+108=0
x(x-9) -12(x-9)=0
(x-9) (x-12)=0
x=9 or x=12
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The correct answer will be "x=9" and "x=12".
Step-by-step explanation:
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