3 years ago

I need help finding the answer with step by step

Mathematics

1 answer:

Sergeeva-Olga [200]3 years ago

3 0

Answer:

x= -1

Step-by-step explanation:

f(x) = -x-3

and

f(x) = -2

than

-x-3 = -2; add 3 to both sides

-x-3+3 = -2+3

-x = 1 ; multiply both sides by -1

x= -1

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