19=a+h

Solution for 19=a+h equation:

Simplifying
19 = a + h

Solving
19 = a + h

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.
19 + -1a = a + -1a + h

Combine like terms: a + -1a = 0
19 + -1a = 0 + h
19 + -1a = h

Add '-19' to each side of the equation.
19 + -19 + -1a = -19 + h

Combine like terms: 19 + -19 = 0
0 + -1a = -19 + h
-1a = -19 + h

Divide each side by '-1'.
a = 19 + -1h

Simplifying
a = 19 + -1h