r+(-7.5)=10.3

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Solution for r+(-7.5)=10.3 equation: 


Simplifying
r + (-7.5) = 10.3
r + -7.5 = 10.3

Reorder the terms:
-7.5 + r = 10.3

Solving
-7.5 + r = 10.3

Solving for variable 'r'.

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

Add '7.5' to each side of the equation.
-7.5 + 7.5 + r = 10.3 + 7.5

Combine like terms: -7.5 + 7.5 = 0.0
0.0 + r = 10.3 + 7.5
r = 10.3 + 7.5

Combine like terms: 10.3 + 7.5 = 17.8
r = 17.8

Simplifying
r = 17.8

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