15.6=a-3.2

Solution for 15.6=a-3.2 equation:

Simplifying
15.6 = a + -3.2

Reorder the terms:
15.6 = -3.2 + a

Solving
15.6 = -3.2 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
15.6 + -1a = -3.2 + a + -1a

Combine like terms: a + -1a = 0
15.6 + -1a = -3.2 + 0
15.6 + -1a = -3.2

Add '-15.6' to each side of the equation.
15.6 + -15.6 + -1a = -3.2 + -15.6

Combine like terms: 15.6 + -15.6 = 0.0
0.0 + -1a = -3.2 + -15.6
-1a = -3.2 + -15.6

Combine like terms: -3.2 + -15.6 = -18.8
-1a = -18.8

Divide each side by '-1'.
a = 18.8

Simplifying
a = 18.8