12x+9=7x

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Solution for 12x+9=7x equation:


Simplifying
12x + 9 = 7x

Reorder the terms:
9 + 12x = 7x

Solving
9 + 12x = 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
9 + 12x + -7x = 7x + -7x

Combine like terms: 12x + -7x = 5x
9 + 5x = 7x + -7x

Combine like terms: 7x + -7x = 0
9 + 5x = 0

Add '-9' to each side of the equation.
9 + -9 + 5x = 0 + -9

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

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

Divide each side by '5'.
x = -1.8

Simplifying
x = -1.8

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