46-15=a

Solution for 46-15=a equation:

Simplifying
46 + -15 = a

Combine like terms: 46 + -15 = 31
31 = a

Solving
31 = 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.
31 + -1a = a + -1a

Combine like terms: a + -1a = 0
31 + -1a = 0

Add '-31' to each side of the equation.
31 + -31 + -1a = 0 + -31

Combine like terms: 31 + -31 = 0
0 + -1a = 0 + -31
-1a = 0 + -31

Combine like terms: 0 + -31 = -31
-1a = -31

Divide each side by '-1'.
a = 31

Simplifying
a = 31