Respuesta :
[tex]Simplifying~
a + -2 + 3 = -2
Reorder the terms:
-2 + 3 + a = -2
Combine like terms: -2 + 3 = 1
1 + a = -2
Solving
1 + a = -2
Solving for variable 'a'.
Move all terms containing a to the left, all other terms to the right.
Add '-1' to each side of the equation.
1 + -1 + a = -2 + -1
Combine like terms: 1 + -1 = 0
0 + a = -2 + -1
a = -2 + -1
Combine like terms: -2 + -1 = -3
a = -3
Simplifying
a = -3[/tex]