7x=12x-40

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Solution for 7x=12x-40 equation: 


Simplifying
7x = 12x + -40

Reorder the terms:
7x = -40 + 12x

Solving
7x = -40 + 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.
7x + -12x = -40 + 12x + -12x

Combine like terms: 7x + -12x = -5x
-5x = -40 + 12x + -12x

Combine like terms: 12x + -12x = 0
-5x = -40 + 0
-5x = -40

Divide each side by '-5'.
x = 8

Simplifying
x = 8

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