Answer:
3a+6
Step-by-step explanation:
a+a+a=1a+1a+1a=3a
2+2+2=6
therefore,3a+6
Answer:
The correct answer is (D)
Step-by-step explanation:
Given the events X and Y:
X = the price of stock X has increased
Y = the price of stock Y has increased
That means that the complement of these events are:
X' = the price of stock X has not increased
Y' = the price of stock Y has not increased
Hence, the event "the price of stock X has increased and the price of stock Y has not increased" may be written as:
X ∩ Y′
Answer:
2/3 = 16/24
5/8 = 15/24
Step-by-step explanation:
2/3= 16/24
5/8= 15/24
because if you multiply across
by
equal
and if you multiply across
by
equal 
Answer:
7048/637
Step-by-step explanation:
10 8/13 + 4 24/49
138/13 + 220/49
taking LCM
(138*49 + 220*13) / (13*49)
7048 / 637