Answer:
Number 11.: 8, 3, 2, 3, 2
Just substitute the value for x in every equation.
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Number 12.: (x*x) +2x
one side is x, and the other is x+2
x * (x+2) is (x*x) +2x
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Number 13.: Im sorry but i don't know
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Number 14.: (x*x)-6x+9
you multiply (3-x)*(3-x)
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I TRIED BUT ITS TOO CONFUSING FOR ME IM SORRYYYYYY :((((
HOPE YOU GET THE ANSWERS IM SORRY AGAIN!!!!!! :(((((((((((((((((((