5=78-x

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Solution for 5=78-x equation:


Simplifying
5 = 78 + -1x

Solving
5 = 78 + -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.
5 + x = 78 + -1x + x

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

Add '-5' to each side of the equation.
5 + -5 + x = 78 + -5

Combine like terms: 5 + -5 = 0
0 + x = 78 + -5
x = 78 + -5

Combine like terms: 78 + -5 = 73
x = 73

Simplifying
x = 73

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