-12.6=-2r

Solution for -12.6=-2r equation:

Simplifying
-12.6 = -2r

Solving
-12.6 = -2r

Solving for variable 'r'.

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

Add '2r' to each side of the equation.
-12.6 + 2r = -2r + 2r

Combine like terms: -2r + 2r = 0
-12.6 + 2r = 0

Add '12.6' to each side of the equation.
-12.6 + 12.6 + 2r = 0 + 12.6

Combine like terms: -12.6 + 12.6 = 0.0
0.0 + 2r = 0 + 12.6
2r = 0 + 12.6

Combine like terms: 0 + 12.6 = 12.6
2r = 12.6

Divide each side by '2'.
r = 6.3

Simplifying
r = 6.3