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.75(10c-2)=1.5+7.5
We move all terms to the left:
.75(10c-2)-(1.5+7.5)=0
We add all the numbers together, and all the variables
.75(10c-2)-9=0
We multiply parentheses
7.5c-1.5-9=0
We add all the numbers together, and all the variables
7.5c-10.5=0
We move all terms containing c to the left, all other terms to the right
7.5c=10.5
c=10.5/7.5
c=1+3/7.5
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