Find the lengths of the sides of this rectangle (x+9) (x+9) (x) (x) P=302

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

(x^2-9)/ (x + 3) = x-3

you,

mrb

answer: idk

step-by-step explanation:

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step-by-step explanation: