122=r+17+12

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Solution for 122=r+17+12 equation:


Simplifying
122 = r + 17 + 12

Reorder the terms:
122 = 17 + 12 + r

Combine like terms: 17 + 12 = 29
122 = 29 + r

Solving
122 = 29 + 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.
122 + -1r = 29 + r + -1r

Combine like terms: r + -1r = 0
122 + -1r = 29 + 0
122 + -1r = 29

Add '-122' to each side of the equation.
122 + -122 + -1r = 29 + -122

Combine like terms: 122 + -122 = 0
0 + -1r = 29 + -122
-1r = 29 + -122

Combine like terms: 29 + -122 = -93
-1r = -93

Divide each side by '-1'.
r = 93

Simplifying
r = 93

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