2x+28=x+40

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Solution for 2x+28=x+40 equation:


Simplifying
2x + 28 = x + 40

Reorder the terms:
28 + 2x = x + 40

Reorder the terms:
28 + 2x = 40 + x

Solving
28 + 2x = 40 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
28 + 2x + -1x = 40 + x + -1x

Combine like terms: 2x + -1x = 1x
28 + 1x = 40 + x + -1x

Combine like terms: x + -1x = 0
28 + 1x = 40 + 0
28 + 1x = 40

Add '-28' to each side of the equation.
28 + -28 + 1x = 40 + -28

Combine like terms: 28 + -28 = 0
0 + 1x = 40 + -28
1x = 40 + -28

Combine like terms: 40 + -28 = 12
1x = 12

Divide each side by '1'.
x = 12

Simplifying
x = 12

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