9x+18=12x-27

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Solution for 9x+18=12x-27 equation:


Simplifying
9x + 18 = 12x + -27

Reorder the terms:
18 + 9x = 12x + -27

Reorder the terms:
18 + 9x = -27 + 12x

Solving
18 + 9x = -27 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
18 + 9x + -12x = -27 + 12x + -12x

Combine like terms: 9x + -12x = -3x
18 + -3x = -27 + 12x + -12x

Combine like terms: 12x + -12x = 0
18 + -3x = -27 + 0
18 + -3x = -27

Add '-18' to each side of the equation.
18 + -18 + -3x = -27 + -18

Combine like terms: 18 + -18 = 0
0 + -3x = -27 + -18
-3x = -27 + -18

Combine like terms: -27 + -18 = -45
-3x = -45

Divide each side by '-3'.
x = 15

Simplifying
x = 15

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