6=x-(-7)

Solution for 6=x-(-7) equation:

Simplifying
6 = x + -1(-7)

Multiply -1 * -7
6 = x + 7

Reorder the terms:
6 = 7 + x

Solving
6 = 7 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
6 + -1x = 7 + x + -1x

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

Add '-6' to each side of the equation.
6 + -6 + -1x = 7 + -6

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

Combine like terms: 7 + -6 = 1
-1x = 1

Divide each side by '-1'.
x = -1

Simplifying
x = -1