12+r=64

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Solution for 12+r=64 equation: 


Simplifying
12 + r = 64

Solving
12 + r = 64

Solving for variable 'r'.

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

Add '-12' to each side of the equation.
12 + -12 + r = 64 + -12

Combine like terms: 12 + -12 = 0
0 + r = 64 + -12
r = 64 + -12

Combine like terms: 64 + -12 = 52
r = 52

Simplifying
r = 52

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