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4\left(x+7\right)=2x-4
Multiply both sides of the equation by 2.
4x+28=2x-4
Use the distributive property to multiply 4 by x+7.
4x+28-2x=-4
Subtract 2x from both sides.
2x+28=-4
Combine 4x and -2x to get 2x.
2x=-4-28
Subtract 28 from both sides.
2x=-32
Subtract 28 from -4 to get -32.
x=\frac{-32}{2}
Divide both sides by 2.
x=-16
Divide -32 by 2 to get -16.