3.6=90a

Solution for 3.6=90a equation:

Simplifying
3.6 = 90a

Solving
3.6 = 90a

Solving for variable 'a'.

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

Add '-90a' to each side of the equation.
3.6 + -90a = 90a + -90a

Combine like terms: 90a + -90a = 0
3.6 + -90a = 0

Add '-3.6' to each side of the equation.
3.6 + -3.6 + -90a = 0 + -3.6

Combine like terms: 3.6 + -3.6 = 0.0
0.0 + -90a = 0 + -3.6
-90a = 0 + -3.6

Combine like terms: 0 + -3.6 = -3.6
-90a = -3.6

Divide each side by '-90'.
a = 0.04

Simplifying
a = 0.04