-7×-3×=-8×-8 <img src="-f-.jpg" alt>

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asked Apr 19, 2021 65.1k views

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-7×-3×=-8×-8

Mathematics
middle-school

Artemij Rodionov asked

by Artemij Rodionov

5.9k points

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1 Answer

4 votes

Answer:

x = 4

Explanation:

$-7x-3x=-8x-8\\\\-10x=-8x-8\qquad\text{add}\ 8x\ \text{to both sides}\\\\-10x+8x=-8x+8x-8\\\\-2x=-8\qquad\text{divide both sides by (-2)}\\\\(-2x)/(-2)=(-8)/(-2)\\\\x=4$

Sagibb answered Apr 24, 2021

by Sagibb

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x = 4

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