11=a+(-6)

Solution for 11=a+(-6) equation:

Simplifying
11 = a + (-6)
11 = a + -6

Reorder the terms:
11 = -6 + a

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

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

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

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

Combine like terms: -6 + -11 = -17
-1a = -17

Divide each side by '-1'.
a = 17

Simplifying
a = 17