7x+57=2x+12

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Solution for 7x+57=2x+12 equation: 


Simplifying
7x + 57 = 2x + 12

Reorder the terms:
57 + 7x = 2x + 12

Reorder the terms:
57 + 7x = 12 + 2x

Solving
57 + 7x = 12 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
57 + 7x + -2x = 12 + 2x + -2x

Combine like terms: 7x + -2x = 5x
57 + 5x = 12 + 2x + -2x

Combine like terms: 2x + -2x = 0
57 + 5x = 12 + 0
57 + 5x = 12

Add '-57' to each side of the equation.
57 + -57 + 5x = 12 + -57

Combine like terms: 57 + -57 = 0
0 + 5x = 12 + -57
5x = 12 + -57

Combine like terms: 12 + -57 = -45
5x = -45

Divide each side by '5'.
x = -9

Simplifying
x = -9

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