-2+3=a

Solution for -2+3=a equation:

Simplifying
-2 + 3 = a

Combine like terms: -2 + 3 = 1
1 = a

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

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

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

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

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

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

Simplifying
a = 1