x-40=2-x

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Solution for x-40=2-x equation:


Simplifying
x + -40 = 2 + -1x

Reorder the terms:
-40 + x = 2 + -1x

Solving
-40 + x = 2 + -1x

Solving for variable 'x'.

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

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

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

Combine like terms: -1x + x = 0
-40 + 2x = 2 + 0
-40 + 2x = 2

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

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

Combine like terms: 2 + 40 = 42
2x = 42

Divide each side by '2'.
x = 21

Simplifying
x = 21

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