Rebecca believes that the sum of 3 + (-53) is 8.9 Kenneth thinks the sum is -27. Who is correct?​

They both are not correct.

Step-by-step explanation:

3+(-53) = -50 not -27 or 8.9

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

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

you,

mrb

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