2.1q-1.6-3.7q=-2.6-2.2

Solution for 2.1q-1.6-3.7q=-2.6-2.2 equation:

Simplifying
2.1q + -1.6 + -3.7q = -2.6 + -2.2

Reorder the terms:
-1.6 + 2.1q + -3.7q = -2.6 + -2.2

Combine like terms: 2.1q + -3.7q = -1.6q
-1.6 + -1.6q = -2.6 + -2.2

Combine like terms: -2.6 + -2.2 = -4.8
-1.6 + -1.6q = -4.8

Solving
-1.6 + -1.6q = -4.8

Solving for variable 'q'.

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

Add '1.6' to each side of the equation.
-1.6 + 1.6 + -1.6q = -4.8 + 1.6

Combine like terms: -1.6 + 1.6 = 0.0
0.0 + -1.6q = -4.8 + 1.6
-1.6q = -4.8 + 1.6

Combine like terms: -4.8 + 1.6 = -3.2
-1.6q = -3.2

Divide each side by '-1.6'.
q = 2

Simplifying
q = 2