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

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


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

We simplify the equation to the form, which is simple to understand 
a-(1-2a)+(a-3)=-4

Remove unnecessary parentheses
a-1+2a+(a-3)=-4

Remove unnecessary parentheses
+a-1+2a+a-3=-4

We move all terms containing a to the left and all other terms to the right. 
+1a+2a+1a=-4+1+3

We simplify left and right side of the equation. 
+4a=0

We divide both sides of the equation by 4 to get a. 
a=0

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