(87-2x)=(14x+21)

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Solution for (87-2x)=(14x+21) equation:



(87-2x)=(14x+21)
We move all terms to the left:
(87-2x)-((14x+21))=0
We add all the numbers together, and all the variables
(-2x+87)-((14x+21))=0
We get rid of parentheses
-2x-((14x+21))+87=0
We calculate terms in parentheses: -((14x+21)), so:
(14x+21)
We get rid of parentheses
14x+21
Back to the equation:
-(14x+21)
We get rid of parentheses
-2x-14x-21+87=0
We add all the numbers together, and all the variables
-16x+66=0
We move all terms containing x to the left, all other terms to the right
-16x=-66
x=-66/-16
x=4+1/8

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