Question

Use the properties of an equality to solve the following equations.

(10) n − 6 = 6

Answer 1

n – 6 = 6

Using the addition property of equality, we get:
n – 6 + 6 = 6 + 6
n + 0 = 12

We know:

Any number + 0 = The same number
⇒ n = 12

Thus, the value of n is 12.