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]
a=-3

a-2+3=-2
-3 -3

a-2=-5
+2 +2

a=-3