Solve for x
x=4
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5x-4-x=12
Subtract x from both sides.
4x-4=12
Combine 5x and -x to get 4x.
4x=12+4
Add 4 to both sides.
4x=16
Add 12 and 4 to get 16.
x=\frac{16}{4}
Divide both sides by 4.
x=4
Divide 16 by 4 to get 4.
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