r-0.83=8.67

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Solution for r-0.83=8.67 equation: 


Simplifying
r + -0.83 = 8.67

Reorder the terms:
-0.83 + r = 8.67

Solving
-0.83 + r = 8.67

Solving for variable 'r'.

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

Add '0.83' to each side of the equation.
-0.83 + 0.83 + r = 8.67 + 0.83

Combine like terms: -0.83 + 0.83 = 0.00
0.00 + r = 8.67 + 0.83
r = 8.67 + 0.83

Combine like terms: 8.67 + 0.83 = 9.5
r = 9.5

Simplifying
r = 9.5

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