r+.8=1.7

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Solution for r+.8=1.7 equation: 


Simplifying
r + 0.8 = 1.7

Reorder the terms:
0.8 + r = 1.7

Solving
0.8 + r = 1.7

Solving for variable 'r'.

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

Add '-0.8' to each side of the equation.
0.8 + -0.8 + r = 1.7 + -0.8

Combine like terms: 0.8 + -0.8 = 0.0
0.0 + r = 1.7 + -0.8
r = 1.7 + -0.8

Combine like terms: 1.7 + -0.8 = 0.9
r = 0.9

Simplifying
r = 0.9

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