2x+84=-5x-7

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Solution for 2x+84=-5x-7 equation:


Simplifying
2x + 84 = -5x + -7

Reorder the terms:
84 + 2x = -5x + -7

Reorder the terms:
84 + 2x = -7 + -5x

Solving
84 + 2x = -7 + -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.
84 + 2x + 5x = -7 + -5x + 5x

Combine like terms: 2x + 5x = 7x
84 + 7x = -7 + -5x + 5x

Combine like terms: -5x + 5x = 0
84 + 7x = -7 + 0
84 + 7x = -7

Add '-84' to each side of the equation.
84 + -84 + 7x = -7 + -84

Combine like terms: 84 + -84 = 0
0 + 7x = -7 + -84
7x = -7 + -84

Combine like terms: -7 + -84 = -91
7x = -91

Divide each side by '7'.
x = -13

Simplifying
x = -13

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