38.72-23.19=a

Solution for 38.72-23.19=a equation:

Simplifying
38.72 + -23.19 = a

Combine like terms: 38.72 + -23.19 = 15.53
15.53 = a

Solving
15.53 = 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.
15.53 + -1a = a + -1a

Combine like terms: a + -1a = 0
15.53 + -1a = 0

Add '-15.53' to each side of the equation.
15.53 + -15.53 + -1a = 0 + -15.53

Combine like terms: 15.53 + -15.53 = 0.00
0.00 + -1a = 0 + -15.53
-1a = 0 + -15.53

Combine like terms: 0 + -15.53 = -15.53
-1a = -15.53

Divide each side by '-1'.
a = 15.53

Simplifying
a = 15.53