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w/2+1=7
We simplify the equation to the form, which is simple to understand
w/2+1=7
We move all terms containing w to the left and all other terms to the right.
+ 0.5w=+7-1
We simplify left and right side of the equation.
+ 0.5w=+6
We divide both sides of the equation by 0.5 to get w.
w=12
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