-84-8x=-2x+42

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Solution for -84-8x=-2x+42 equation:


Simplifying
-84 + -8x = -2x + 42

Reorder the terms:
-84 + -8x = 42 + -2x

Solving
-84 + -8x = 42 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-84 + -8x + 2x = 42 + -2x + 2x

Combine like terms: -8x + 2x = -6x
-84 + -6x = 42 + -2x + 2x

Combine like terms: -2x + 2x = 0
-84 + -6x = 42 + 0
-84 + -6x = 42

Add '84' to each side of the equation.
-84 + 84 + -6x = 42 + 84

Combine like terms: -84 + 84 = 0
0 + -6x = 42 + 84
-6x = 42 + 84

Combine like terms: 42 + 84 = 126
-6x = 126

Divide each side by '-6'.
x = -21

Simplifying
x = -21

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