-4(2x-4)=42

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Solution for -4(2x-4)=42 equation:


Simplifying
-4(2x + -4) = 42

Reorder the terms:
-4(-4 + 2x) = 42
(-4 * -4 + 2x * -4) = 42
(16 + -8x) = 42

Solving
16 + -8x = 42

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-16' to each side of the equation.
16 + -16 + -8x = 42 + -16

Combine like terms: 16 + -16 = 0
0 + -8x = 42 + -16
-8x = 42 + -16

Combine like terms: 42 + -16 = 26
-8x = 26

Divide each side by '-8'.
x = -3.25

Simplifying
x = -3.25

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