2(q+1.1)=3.1

Solution for 2(q+1.1)=3.1 equation:

Simplifying
2(q + 1.1) = 3.1

Reorder the terms:
2(1.1 + q) = 3.1
(1.1 * 2 + q * 2) = 3.1
(2.2 + 2q) = 3.1

Solving
2.2 + 2q = 3.1

Solving for variable 'q'.

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

Add '-2.2' to each side of the equation.
2.2 + -2.2 + 2q = 3.1 + -2.2

Combine like terms: 2.2 + -2.2 = 0.0
0.0 + 2q = 3.1 + -2.2
2q = 3.1 + -2.2

Combine like terms: 3.1 + -2.2 = 0.9
2q = 0.9

Divide each side by '2'.
q = 0.45

Simplifying
q = 0.45