Solve for w
w<11
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-2w>-15-7
Subtract 7 from both sides.
-2w>-22
Subtract 7 from -15 to get -22.
w<\frac{-22}{-2}
Divide both sides by -2. Since -2 is negative, the inequality direction is changed.
w<11
Divide -22 by -2 to get 11.
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