3.2=0.4q

Solution for 3.2=0.4q equation:

Simplifying
3.2 = 0.4q

Solving
3.2 = 0.4q

Solving for variable 'q'.

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

Add '-0.4q' to each side of the equation.
3.2 + -0.4q = 0.4q + -0.4q

Combine like terms: 0.4q + -0.4q = 0.0
3.2 + -0.4q = 0.0

Add '-3.2' to each side of the equation.
3.2 + -3.2 + -0.4q = 0.0 + -3.2

Combine like terms: 3.2 + -3.2 = 0.0
0.0 + -0.4q = 0.0 + -3.2
-0.4q = 0.0 + -3.2

Combine like terms: 0.0 + -3.2 = -3.2
-0.4q = -3.2

Divide each side by '-0.4'.
q = 8

Simplifying
q = 8