53=a-(-26)

Solution for 53=a-(-26) equation:

Simplifying
53 = a + -1(-26)

Multiply -1 * -26
53 = a + 26

Reorder the terms:
53 = 26 + a

Solving
53 = 26 + 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.
53 + -1a = 26 + a + -1a

Combine like terms: a + -1a = 0
53 + -1a = 26 + 0
53 + -1a = 26

Add '-53' to each side of the equation.
53 + -53 + -1a = 26 + -53

Combine like terms: 53 + -53 = 0
0 + -1a = 26 + -53
-1a = 26 + -53

Combine like terms: 26 + -53 = -27
-1a = -27

Divide each side by '-1'.
a = 27

Simplifying
a = 27