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(-3)(8-2a)+(2a-4)=0
We add all the numbers together, and all the variables
(-3)(-2a+8)+(2a-4)=0
We get rid of parentheses
(-3)(-2a+8)+2a-4=0
We multiply parentheses ..
(+6a-24)+2a-4=0
We add all the numbers together, and all the variables
(6a-24)+2a-4=0
We add all the numbers together, and all the variables
2a+(6a-24)-4=0
We get rid of parentheses
2a+6a-24-4=0
We add all the numbers together, and all the variables
8a-28=0
We move all terms containing a to the left, all other terms to the right
8a=28
a=28/8
a=3+1/2
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