Answer:
5(3√x) +9(3√x) = 15√x+27√x= 42√x
5∛x + 9∛x = 14∛x
Step-by-step explanation:
the answer is C
Or basically,
or
45
Step-by-step explanation
20x = 900
----- -------
20 20
24.4
14² + 20² = c²
196 + 400 = 596
√596 = 24.4
(13,6)
