5x+12=7x-28

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Solution for 5x+12=7x-28 equation:


Simplifying
5x + 12 = 7x + -28

Reorder the terms:
12 + 5x = 7x + -28

Reorder the terms:
12 + 5x = -28 + 7x

Solving
12 + 5x = -28 + 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 = -28 + 7x + -7x

Combine like terms: 5x + -7x = -2x
12 + -2x = -28 + 7x + -7x

Combine like terms: 7x + -7x = 0
12 + -2x = -28 + 0
12 + -2x = -28

Add '-12' to each side of the equation.
12 + -12 + -2x = -28 + -12

Combine like terms: 12 + -12 = 0
0 + -2x = -28 + -12
-2x = -28 + -12

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

Divide each side by '-2'.
x = 20

Simplifying
x = 20

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