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w+w+7=66
We simplify the equation to the form, which is simple to understand
w+w+7=66
We move all terms containing w to the left and all other terms to the right.
+1w+1w=+66-7
We simplify left and right side of the equation.
+2w=+59
We divide both sides of the equation by 2 to get w.
w=29.5
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