13-2(a-1)=6

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Solution for 13-2(a-1)=6 equation:



13-2(a-1)=6
We move all terms to the left:
13-2(a-1)-(6)=0
We add all the numbers together, and all the variables
-2(a-1)+7=0
We multiply parentheses
-2a+2+7=0
We add all the numbers together, and all the variables
-2a+9=0
We move all terms containing a to the left, all other terms to the right
-2a=-9
a=-9/-2
a=4+1/2

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