0.2+0.9=r

Solution for 0.2+0.9=r equation:

Simplifying
0.2 + 0.9 = r

Combine like terms: 0.2 + 0.9 = 1.1
1.1 = r

Solving
1.1 = r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
1.1 + -1r = r + -1r

Combine like terms: r + -1r = 0
1.1 + -1r = 0

Add '-1.1' to each side of the equation.
1.1 + -1.1 + -1r = 0 + -1.1

Combine like terms: 1.1 + -1.1 = 0.0
0.0 + -1r = 0 + -1.1
-1r = 0 + -1.1

Combine like terms: 0 + -1.1 = -1.1
-1r = -1.1

Divide each side by '-1'.
r = 1.1

Simplifying
r = 1.1