Solve for x
x=20
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6x-30+90=180
Combine 8x and -2x to get 6x.
6x+60=180
Add -30 and 90 to get 60.
6x=180-60
Subtract 60 from both sides.
6x=120
Subtract 60 from 180 to get 120.
x=\frac{120}{6}
Divide both sides by 6.
x=20
Divide 120 by 6 to get 20.
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