5-11=a+2-13

Solution for 5-11=a+2-13 equation:

Simplifying
5 + -11 = a + 2 + -13

Combine like terms: 5 + -11 = -6
-6 = a + 2 + -13

Reorder the terms:
-6 = 2 + -13 + a

Combine like terms: 2 + -13 = -11
-6 = -11 + a

Solving
-6 = -11 + 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.
-6 + -1a = -11 + a + -1a

Combine like terms: a + -1a = 0
-6 + -1a = -11 + 0
-6 + -1a = -11

Add '6' to each side of the equation.
-6 + 6 + -1a = -11 + 6

Combine like terms: -6 + 6 = 0
0 + -1a = -11 + 6
-1a = -11 + 6

Combine like terms: -11 + 6 = -5
-1a = -5

Divide each side by '-1'.
a = 5

Simplifying
a = 5