Solve for w
w = \frac{11}{4} = 2\frac{3}{4} = 2.75
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4w+4=15
Combine 7w and -3w to get 4w.
4w=15-4
Subtract 4 from both sides.
4w=11
Subtract 4 from 15 to get 11.
w=\frac{11}{4}
Divide both sides by 4.
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