16a-a=3+a+40-1

Solution for 16a-a=3+a+40-1 equation:

Simplifying
16a + -1a = 3 + a + 40 + -1

Combine like terms: 16a + -1a = 15a
15a = 3 + a + 40 + -1

Reorder the terms:
15a = 3 + 40 + -1 + a

Combine like terms: 3 + 40 = 43
15a = 43 + -1 + a

Combine like terms: 43 + -1 = 42
15a = 42 + a

Solving
15a = 42 + 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.
15a + -1a = 42 + a + -1a

Combine like terms: 15a + -1a = 14a
14a = 42 + a + -1a

Combine like terms: a + -1a = 0
14a = 42 + 0
14a = 42

Divide each side by '14'.
a = 3

Simplifying
a = 3