a+4-2(a-1)=3a-2

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Solution for a+4-2(a-1)=3a-2 equation: 



a+4-2(a-1)=3a-2

We move all terms to the left:

a+4-2(a-1)-(3a-2)=0

We multiply parentheses

a-2a-(3a-2)+2+4=0

We get rid of parentheses

a-2a-3a+2+2+4=0

We add all the numbers together, and all the variables

-4a+8=0

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

-4a=-8

a=-8/-4

a=+2

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