Solve for x
x=15
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3x-7-x=23
Subtract x from both sides.
2x-7=23
Combine 3x and -x to get 2x.
2x=23+7
Add 7 to both sides.
2x=30
Add 23 and 7 to get 30.
x=\frac{30}{2}
Divide both sides by 2.
x=15
Divide 30 by 2 to get 15.
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