I got -10, is this correct??

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Francesco Donzello asked Nov 27, 2022

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36 votes

I got -10, is this correct??

Mathematics
high-school

Francesco Donzello asked Nov 27, 2022

by Francesco Donzello

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15 votes

Answer:

-9

Explanation:

$2(-2)^2+5(-2)-7\\8-10-7\\1-10\\-9$

Taraman answered Nov 28, 2022

by Taraman

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10 votes

Answer:

-9

Explanation:

Trueunlessfalse answered Dec 4, 2022

by Trueunlessfalse

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