-2a+a=7-4a

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Solution for -2a+a=7-4a equation: 



-2a+a=7-4a

We move all terms to the left:

-2a+a-(7-4a)=0

We add all the numbers together, and all the variables

-2a+a-(-4a+7)=0

We add all the numbers together, and all the variables

-1a-(-4a+7)=0

We get rid of parentheses

-1a+4a-7=0

We add all the numbers together, and all the variables

3a-7=0

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

3a=7

a=7/3

a=2+1/3

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