79=97-r

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Solution for 79=97-r equation:


Simplifying
79 = 97 + -1r

Solving
79 = 97 + -1r

Solving for variable 'r'.

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

Add 'r' to each side of the equation.
79 + r = 97 + -1r + r

Combine like terms: -1r + r = 0
79 + r = 97 + 0
79 + r = 97

Add '-79' to each side of the equation.
79 + -79 + r = 97 + -79

Combine like terms: 79 + -79 = 0
0 + r = 97 + -79
r = 97 + -79

Combine like terms: 97 + -79 = 18
r = 18

Simplifying
r = 18

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