Solve for x
x=27
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3x+x=186-78
Multiply both sides of the equation by 3.
4x=186-78
Combine 3x and x to get 4x.
4x=108
Subtract 78 from 186 to get 108.
x=\frac{108}{4}
Divide both sides by 4.
x=27
Divide 108 by 4 to get 27.
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