97=r+9

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Solution for 97=r+9 equation:


Simplifying
97 = r + 9

Reorder the terms:
97 = 9 + r

Solving
97 = 9 + r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
97 + -1r = 9 + r + -1r

Combine like terms: r + -1r = 0
97 + -1r = 9 + 0
97 + -1r = 9

Add '-97' to each side of the equation.
97 + -97 + -1r = 9 + -97

Combine like terms: 97 + -97 = 0
0 + -1r = 9 + -97
-1r = 9 + -97

Combine like terms: 9 + -97 = -88
-1r = -88

Divide each side by '-1'.
r = 88

Simplifying
r = 88

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