You need three independent equations to solve for three unknown variables.
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You can set this problem up like this: 48/4 = y/11 Cross multiply 48*11 = 4y 528 = 4y 528 divided by 4 = 132 So when w equals 11 y equals 132
w + 2x + 3w - 2xw = 2x + 4w - 2xw, in simplest form
If: 26.9+12+w = 49.25 then w = 10.35
4y + 5w
w + 3 = 4w - 6 9 = 3w w = 3