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x+7=8+4x-7
Combine 4x and -3x to get x.
x+7=1+4x
Subtract 7 from 8 to get 1.
x+7-4x=1
Subtract 4x from both sides.
-3x+7=1
Combine x and -4x to get -3x.
-3x=1-7
Subtract 7 from both sides.
-3x=-6
Subtract 7 from 1 to get -6.
x=\frac{-6}{-3}
Divide both sides by -3.
x=2
Divide -6 by -3 to get 2.