r+50=77

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Solution for r+50=77 equation: 


Simplifying
r + 50 = 77

Reorder the terms:
50 + r = 77

Solving
50 + r = 77

Solving for variable 'r'.

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

Add '-50' to each side of the equation.
50 + -50 + r = 77 + -50

Combine like terms: 50 + -50 = 0
0 + r = 77 + -50
r = 77 + -50

Combine like terms: 77 + -50 = 27
r = 27

Simplifying
r = 27

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