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

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



3(a+1)=4-(a-3)
We move all terms to the left:
3(a+1)-(4-(a-3))=0
We multiply parentheses
3a-(4-(a-3))+3=0
We calculate terms in parentheses: -(4-(a-3)), so:
4-(a-3)
determiningTheFunctionDomain -(a-3)+4
We get rid of parentheses
-a+3+4
We add all the numbers together, and all the variables
-1a+7
Back to the equation:
-(-1a+7)
We get rid of parentheses
3a+1a-7+3=0
We add all the numbers together, and all the variables
4a-4=0
We move all terms containing a to the left, all other terms to the right
4a=4
a=4/4
a=1

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