csawhill27 csawhill27

05-04-2022
Mathematics

contestada

I'LL MARK AS THE BRAINLIEST!!!!! a− (10 − a) = 30

Respuesta :

TheKnockOut TheKnockOut

07-04-2022

Answer:

a=20

Step-by-step explanation:

a-10+a=30

a+a-10=30

2a-10=30

2a=30+10

2a=40

a=20

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