Solve for x
x=40
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3x-25-x=55
Subtract x from both sides.
2x-25=55
Combine 3x and -x to get 2x.
2x=55+25
Add 25 to both sides.
2x=80
Add 55 and 25 to get 80.
x=\frac{80}{2}
Divide both sides by 2.
x=40
Divide 80 by 2 to get 40.
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