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2x-2+4=8
Use the distributive property to multiply 2 by x-1.
2x+2=8
Add -2 and 4 to get 2.
2x=8-2
Subtract 2 from both sides.
2x=6
Subtract 2 from 8 to get 6.
x=\frac{6}{2}
Divide both sides by 2.
x=3
Divide 6 by 2 to get 3.