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4x-8=4x+2-2\left(-2x-4\right)
Use the distributive property to multiply 4 by x-2.
4x-8=4x+2+4x+8
Use the distributive property to multiply -2 by -2x-4.
4x-8=8x+2+8
Combine 4x and 4x to get 8x.
4x-8=8x+10
Add 2 and 8 to get 10.
4x-8-8x=10
Subtract 8x from both sides.
-4x-8=10
Combine 4x and -8x to get -4x.
-4x=10+8
Add 8 to both sides.
-4x=18
Add 10 and 8 to get 18.
x=\frac{18}{-4}
Divide both sides by -4.
x=-\frac{9}{2}
Reduce the fraction \frac{18}{-4} to lowest terms by extracting and canceling out 2.