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21=(w)(1.871.87)
We simplify the equation to the form, which is simple to understand
21=(w)*(1.871.87)
Reorder the terms in parentheses
multiplication of parentheses
21=(+1.871w)
Remove unnecessary parentheses
21=+1.871w
We move all terms containing w to the left and all other terms to the right.
-1.871w=-21
We simplify left and right side of the equation.
-1.871w=-21
We divide both sides of the equation by -01.871 to get w.
w=11.2239444148
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