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

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



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

We move all terms to the left:

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

We get rid of parentheses

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

We add all the numbers together, and all the variables

-3a+6=0

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

-3a=-6

a=-6/-3

a=+2

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