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49=7(x+1)=
We move all terms to the left:
49-(7(x+1))=0
We calculate terms in parentheses: -(7(x+1)), so:We get rid of parentheses
7(x+1)
We multiply parentheses
7x+7
Back to the equation:
-(7x+7)
-7x-7+49=0
We add all the numbers together, and all the variables
-7x+42=0
We move all terms containing x to the left, all other terms to the right
-7x=-42
x=-42/-7
x=+6
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