-0.5+r=-9

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Solution for -0.5+r=-9 equation: 


Simplifying
-0.5 + r = -9

Solving
-0.5 + r = -9

Solving for variable 'r'.

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

Add '0.5' to each side of the equation.
-0.5 + 0.5 + r = -9 + 0.5

Combine like terms: -0.5 + 0.5 = 0.0
0.0 + r = -9 + 0.5
r = -9 + 0.5

Combine like terms: -9 + 0.5 = -8.5
r = -8.5

Simplifying
r = -8.5

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