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-7.2+3.5=8.7x-10
We move all terms to the left:
-7.2+3.5-(8.7x-10)=0
We add all the numbers together, and all the variables
-(8.7x-10)-3.7=0
We get rid of parentheses
-8.7x+10-3.7=0
We add all the numbers together, and all the variables
-8.7x+6.3=0
We move all terms containing x to the left, all other terms to the right
-8.7x=-6.3
x=-6.3/-8.7
x=2.7391304347826/3.7826086956522
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