-30+2a=-4a

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Solution for -30+2a=-4a equation: 



-30+2a=-4a

We move all terms to the left:

-30+2a-(-4a)=0

We get rid of parentheses

2a+4a-30=0

We add all the numbers together, and all the variables

6a-30=0

We move all terms containing a to the left, all other terms to the right

6a=30

a=30/6

a=5

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