3x-7x-12=9x-3

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Solution for 3x-7x-12=9x-3 equation:


Simplifying
3x + -7x + -12 = 9x + -3

Reorder the terms:
-12 + 3x + -7x = 9x + -3

Combine like terms: 3x + -7x = -4x
-12 + -4x = 9x + -3

Reorder the terms:
-12 + -4x = -3 + 9x

Solving
-12 + -4x = -3 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-12 + -4x + -9x = -3 + 9x + -9x

Combine like terms: -4x + -9x = -13x
-12 + -13x = -3 + 9x + -9x

Combine like terms: 9x + -9x = 0
-12 + -13x = -3 + 0
-12 + -13x = -3

Add '12' to each side of the equation.
-12 + 12 + -13x = -3 + 12

Combine like terms: -12 + 12 = 0
0 + -13x = -3 + 12
-13x = -3 + 12

Combine like terms: -3 + 12 = 9
-13x = 9

Divide each side by '-13'.
x = -0.6923076923

Simplifying
x = -0.6923076923

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