3 years ago

Please its urgent!!!

Mathematics

1 answer:

Leviafan [203]3 years ago

4 0

Step-by-step explanation:

$-1 + (-9w^2)-7w+7w^2$

Combine like terms.

$-9w^2 + 7w^2-7w-1$

$-2w^2-7w-1$

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