2x+4(-4x-2)=-78

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Solution for 2x+4(-4x-2)=-78 equation:


Simplifying
2x + 4(-4x + -2) = -78

Reorder the terms:
2x + 4(-2 + -4x) = -78
2x + (-2 * 4 + -4x * 4) = -78
2x + (-8 + -16x) = -78

Reorder the terms:
-8 + 2x + -16x = -78

Combine like terms: 2x + -16x = -14x
-8 + -14x = -78

Solving
-8 + -14x = -78

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + -14x = -78 + 8

Combine like terms: -8 + 8 = 0
0 + -14x = -78 + 8
-14x = -78 + 8

Combine like terms: -78 + 8 = -70
-14x = -70

Divide each side by '-14'.
x = 5

Simplifying
x = 5

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