5.1r-0.2=10.3

Solution for 5.1r-0.2=10.3 equation:

Simplifying
5.1r + -0.2 = 10.3

Reorder the terms:
-0.2 + 5.1r = 10.3

Solving
-0.2 + 5.1r = 10.3

Solving for variable 'r'.

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

Add '0.2' to each side of the equation.
-0.2 + 0.2 + 5.1r = 10.3 + 0.2

Combine like terms: -0.2 + 0.2 = 0.0
0.0 + 5.1r = 10.3 + 0.2
5.1r = 10.3 + 0.2

Combine like terms: 10.3 + 0.2 = 10.5
5.1r = 10.5

Divide each side by '5.1'.
r = 2.058823529

Simplifying
r = 2.058823529