4x+12=-5x-51

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Solution for 4x+12=-5x-51 equation:


Simplifying
4x + 12 = -5x + -51

Reorder the terms:
12 + 4x = -5x + -51

Reorder the terms:
12 + 4x = -51 + -5x

Solving
12 + 4x = -51 + -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.
12 + 4x + 5x = -51 + -5x + 5x

Combine like terms: 4x + 5x = 9x
12 + 9x = -51 + -5x + 5x

Combine like terms: -5x + 5x = 0
12 + 9x = -51 + 0
12 + 9x = -51

Add '-12' to each side of the equation.
12 + -12 + 9x = -51 + -12

Combine like terms: 12 + -12 = 0
0 + 9x = -51 + -12
9x = -51 + -12

Combine like terms: -51 + -12 = -63
9x = -63

Divide each side by '9'.
x = -7

Simplifying
x = -7

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