(X+13)-(x+7)=

Solution for (X+13)-(x+7)= equation:

Simplifying
(X + 13) + -1(x + 7) = 0

Reorder the terms:
(13 + X) + -1(x + 7) = 0

Remove parenthesis around (13 + X)
13 + X + -1(x + 7) = 0

Reorder the terms:
13 + X + -1(7 + x) = 0
13 + X + (7 * -1 + x * -1) = 0
13 + X + (-7 + -1x) = 0

Reorder the terms:
13 + -7 + X + -1x = 0

Combine like terms: 13 + -7 = 6
6 + X + -1x = 0

Solving
6 + X + -1x = 0

Solving for variable 'X'.

Move all terms containing X to the left, all other terms to the right.

Add '-6' to each side of the equation.
6 + X + -6 + -1x = 0 + -6

Reorder the terms:
6 + -6 + X + -1x = 0 + -6

Combine like terms: 6 + -6 = 0
0 + X + -1x = 0 + -6
X + -1x = 0 + -6

Combine like terms: 0 + -6 = -6
X + -1x = -6

Add 'x' to each side of the equation.
X + -1x + x = -6 + x

Combine like terms: -1x + x = 0
X + 0 = -6 + x
X = -6 + x

Simplifying
X = -6 + x