5x-12=7x-40

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Solution for 5x-12=7x-40 equation:


Simplifying
5x + -12 = 7x + -40

Reorder the terms:
-12 + 5x = 7x + -40

Reorder the terms:
-12 + 5x = -40 + 7x

Solving
-12 + 5x = -40 + 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.
-12 + 5x + -7x = -40 + 7x + -7x

Combine like terms: 5x + -7x = -2x
-12 + -2x = -40 + 7x + -7x

Combine like terms: 7x + -7x = 0
-12 + -2x = -40 + 0
-12 + -2x = -40

Add '12' to each side of the equation.
-12 + 12 + -2x = -40 + 12

Combine like terms: -12 + 12 = 0
0 + -2x = -40 + 12
-2x = -40 + 12

Combine like terms: -40 + 12 = -28
-2x = -28

Divide each side by '-2'.
x = 14

Simplifying
x = 14

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