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-8.7=-2.3+w/4
We move all terms to the left:
-8.7-(-2.3+w/4)=0
We add all the numbers together, and all the variables
-(w/4-2.3)-8.7=0
We get rid of parentheses
-w/4+2.3-8.7=0
We multiply all the terms by the denominator
-w+(2.3)*4-(8.7)*4=0
We add all the numbers together, and all the variables
-1w-25.6=0
We move all terms containing w to the left, all other terms to the right
-w=25.6
w=25.6/-1
w=-25+0.6/1
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