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8=0.75+0.8x
We move all terms to the left:
8-(0.75+0.8x)=0
We add all the numbers together, and all the variables
-(0.8x+0.75)+8=0
We get rid of parentheses
-0.8x-0.75+8=0
We add all the numbers together, and all the variables
-0.8x+7.25=0
We move all terms containing x to the left, all other terms to the right
-0.8x=-7.25
x=-7.25/-0.8
x=9+0.05/0.8
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