r+16=20+3

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Solution for r+16=20+3 equation: 


Simplifying
r + 16 = 20 + 3

Reorder the terms:
16 + r = 20 + 3

Combine like terms: 20 + 3 = 23
16 + r = 23

Solving
16 + r = 23

Solving for variable 'r'.

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

Add '-16' to each side of the equation.
16 + -16 + r = 23 + -16

Combine like terms: 16 + -16 = 0
0 + r = 23 + -16
r = 23 + -16

Combine like terms: 23 + -16 = 7
r = 7

Simplifying
r = 7

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