Solve for x
x=21
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2x+6+2x=90
Combine x and x to get 2x.
4x+6=90
Combine 2x and 2x to get 4x.
4x=90-6
Subtract 6 from both sides.
4x=84
Subtract 6 from 90 to get 84.
x=\frac{84}{4}
Divide both sides by 4.
x=21
Divide 84 by 4 to get 21.
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