-3x-9=3x-51

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Solution for -3x-9=3x-51 equation:


Simplifying
-3x + -9 = 3x + -51

Reorder the terms:
-9 + -3x = 3x + -51

Reorder the terms:
-9 + -3x = -51 + 3x

Solving
-9 + -3x = -51 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-9 + -3x + -3x = -51 + 3x + -3x

Combine like terms: -3x + -3x = -6x
-9 + -6x = -51 + 3x + -3x

Combine like terms: 3x + -3x = 0
-9 + -6x = -51 + 0
-9 + -6x = -51

Add '9' to each side of the equation.
-9 + 9 + -6x = -51 + 9

Combine like terms: -9 + 9 = 0
0 + -6x = -51 + 9
-6x = -51 + 9

Combine like terms: -51 + 9 = -42
-6x = -42

Divide each side by '-6'.
x = 7

Simplifying
x = 7

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