78-x=89-2x

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Solution for 78-x=89-2x equation:


Simplifying
78 + -1x = 89 + -2x

Solving
78 + -1x = 89 + -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.
78 + -1x + 2x = 89 + -2x + 2x

Combine like terms: -1x + 2x = 1x
78 + 1x = 89 + -2x + 2x

Combine like terms: -2x + 2x = 0
78 + 1x = 89 + 0
78 + 1x = 89

Add '-78' to each side of the equation.
78 + -78 + 1x = 89 + -78

Combine like terms: 78 + -78 = 0
0 + 1x = 89 + -78
1x = 89 + -78

Combine like terms: 89 + -78 = 11
1x = 11

Divide each side by '1'.
x = 11

Simplifying
x = 11

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