Answer:
2:3:5 = 480:720:1200
(a) 480+720+1200
(b) 480
(c) 720/(a)
Step-by-step explanation:
Answer: 19 + 3x
Step-by-step explanation:
Given : 4 + 3(5+x)
expanding , we have
4 + 15 + 3x
= 19 + 3x
Therefore :
4 + 3 ( 5 + x ) = 19 + 3x
21^2/0.219 = 2013.69863
2 significant figures are the 20, so the answer is 2000
Answer: the awnser to this problem is 38.5 sq. units
Step-by-step explanation: