-69-2x=5x+78

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Solution for -69-2x=5x+78 equation:


Simplifying
-69 + -2x = 5x + 78

Reorder the terms:
-69 + -2x = 78 + 5x

Solving
-69 + -2x = 78 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-69 + -2x + -5x = 78 + 5x + -5x

Combine like terms: -2x + -5x = -7x
-69 + -7x = 78 + 5x + -5x

Combine like terms: 5x + -5x = 0
-69 + -7x = 78 + 0
-69 + -7x = 78

Add '69' to each side of the equation.
-69 + 69 + -7x = 78 + 69

Combine like terms: -69 + 69 = 0
0 + -7x = 78 + 69
-7x = 78 + 69

Combine like terms: 78 + 69 = 147
-7x = 147

Divide each side by '-7'.
x = -21

Simplifying
x = -21

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