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5-4=8+2x
We move all terms to the left:
5-4-(8+2x)=0
We add all the numbers together, and all the variables
-(2x+8)+5-4=0
We add all the numbers together, and all the variables
-(2x+8)+1=0
We get rid of parentheses
-2x-8+1=0
We add all the numbers together, and all the variables
-2x-7=0
We move all terms containing x to the left, all other terms to the right
-2x=7
x=7/-2
x=-3+1/2
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