0.67+r=0.89

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Solution for 0.67+r=0.89 equation: 


Simplifying
0.67 + r = 0.89

Solving
0.67 + r = 0.89

Solving for variable 'r'.

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

Add '-0.67' to each side of the equation.
0.67 + -0.67 + r = 0.89 + -0.67

Combine like terms: 0.67 + -0.67 = 0.00
0.00 + r = 0.89 + -0.67
r = 0.89 + -0.67

Combine like terms: 0.89 + -0.67 = 0.22
r = 0.22

Simplifying
r = 0.22

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