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2x+14-34=4x-11x+4\left(x-1\right)
Use the distributive property to multiply 2 by x+7.
2x-20=4x-11x+4\left(x-1\right)
Subtract 34 from 14 to get -20.
2x-20=-7x+4\left(x-1\right)
Combine 4x and -11x to get -7x.
2x-20=-7x+4x-4
Use the distributive property to multiply 4 by x-1.
2x-20=-3x-4
Combine -7x and 4x to get -3x.
2x-20+3x=-4
Add 3x to both sides.
5x-20=-4
Combine 2x and 3x to get 5x.
5x=-4+20
Add 20 to both sides.
5x=16
Add -4 and 20 to get 16.
x=\frac{16}{5}
Divide both sides by 5.