Solve for x
x=67
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3x-21=180
Combine 2x and x to get 3x.
3x=180+21
Add 21 to both sides.
3x=201
Add 180 and 21 to get 201.
x=\frac{201}{3}
Divide both sides by 3.
x=67
Divide 201 by 3 to get 67.
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