Question

What is the value of X i don’t know how to do this

Answer 1

x = 56

Explanation:

The sum of interior angles for the given rectangle is 540 degrees

99 + 89 + 72 + 3x + 2x = 540 add like terms

260 + 5x = 540 subtract 260 from both sides

5x = 280 divide both sides by 5

x = 56