3r-1=.8

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Solution for 3r-1=.8 equation:


Simplifying
3r + -1 = 0.8

Reorder the terms:
-1 + 3r = 0.8

Solving
-1 + 3r = 0.8

Solving for variable 'r'.

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

Add '1' to each side of the equation.
-1 + 1 + 3r = 0.8 + 1

Combine like terms: -1 + 1 = 0
0 + 3r = 0.8 + 1
3r = 0.8 + 1

Combine like terms: 0.8 + 1 = 1.8
3r = 1.8

Divide each side by '3'.
r = 0.6

Simplifying
r = 0.6

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