Question

Solve the equation X - 5 = 6

Answer 1

Move the 5 to the other side of the equal sign. When you do this the -5 becomes +5.

X = 6 + 5

X = 11

Answer 2

X - 5 = 6                        Original Problem.
X = 11                            Add 5 to each side.

Answer: X = 11