The answer is 7. If you follow the order of PEMDAS this is an easy question.
28.8 = 18x....divide both sides by 18, eliminating the 18 on the right side
28.8 / 18 = x
1.6 = x <==
(x+5) (x+3) if i am correct.. I dunno for sure
Answer:44
Step-by-step explanation:
Because all angles are the same on a triangle