26=6-(5-a)

Solution for 26=6-(5-a) equation:

Simplifying
26 = 6 + -1(5 + -1a)
26 = 6 + (5 * -1 + -1a * -1)
26 = 6 + (-5 + 1a)

Combine like terms: 6 + -5 = 1
26 = 1 + 1a

Solving
26 = 1 + 1a

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.
26 + -1a = 1 + 1a + -1a

Combine like terms: 1a + -1a = 0
26 + -1a = 1 + 0
26 + -1a = 1

Add '-26' to each side of the equation.
26 + -26 + -1a = 1 + -26

Combine like terms: 26 + -26 = 0
0 + -1a = 1 + -26
-1a = 1 + -26

Combine like terms: 1 + -26 = -25
-1a = -25

Divide each side by '-1'.
a = 25

Simplifying
a = 25