r-7.1=7.9

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Solution for r-7.1=7.9 equation: 


Simplifying
r + -7.1 = 7.9

Reorder the terms:
-7.1 + r = 7.9

Solving
-7.1 + r = 7.9

Solving for variable 'r'.

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

Add '7.1' to each side of the equation.
-7.1 + 7.1 + r = 7.9 + 7.1

Combine like terms: -7.1 + 7.1 = 0.0
0.0 + r = 7.9 + 7.1
r = 7.9 + 7.1

Combine like terms: 7.9 + 7.1 = 15
r = 15

Simplifying
r = 15

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