Solve for x
x=20
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220+7x=360
Add 145 and 75 to get 220.
7x=360-220
Subtract 220 from both sides.
7x=140
Subtract 220 from 360 to get 140.
x=\frac{140}{7}
Divide both sides by 7.
x=20
Divide 140 by 7 to get 20.
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