Question

Value of x of parallelogram?

Answer 1

x = 6

Explanation:

The opposite sides of a parallelogram are congruent, hence

6x - 15 = x + 15 ( subtract x from both sides )

5x - 15 = 15 ( add 15 to both sides )

5x = 30 ( divide both sides by 5 )

x = 6