3 years ago

-7(-2a+6)=2a-6(-a+7)

Mathematics

1 answer:

Alenkinab [10]3 years ago

6 0

Answer:

$a=0$

Step-by-step explanation:

$-7(-2a+6)=2a-6(-a+7)$

$14a-42=2a+6a-42$

$14a-42=8a-42$

$6a-42=-42$

$6a=0$

$a=0$

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