20+(2+r)=r

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Solution for 20+(2+r)=r equation: 


Simplifying
20 + (2 + r) = r

Remove parenthesis around (2 + r)
20 + 2 + r = r

Combine like terms: 20 + 2 = 22
22 + r = r

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

Combine like terms: r + -1r = 0
22 + 0 = r + -1r
22 = r + -1r

Combine like terms: r + -1r = 0
22 = 0

Solving
22 = 0

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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