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5x+2=7(7x-28)
We move all terms to the left:
5x+2-(7(7x-28))=0
We calculate terms in parentheses: -(7(7x-28)), so:We get rid of parentheses
7(7x-28)
We multiply parentheses
49x-196
Back to the equation:
-(49x-196)
5x-49x+196+2=0
We add all the numbers together, and all the variables
-44x+198=0
We move all terms containing x to the left, all other terms to the right
-44x=-198
x=-198/-44
x=4+1/2
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