Answer:
21 units
Step-by-step explanation:
7 units in 5 hours means 14 units in 10 hours which means 21 units in 15 hours.
5x3=15
7x3=21
First equate 4x+7y=3x,
we get, x+7y=0 ---->equ 1
Now equate 3x=y-2, we get 3x-y=-2 ----->equ2
solve equ 1,2,
We get x= -7/11, y=1/11
Answer: A
Step-by-step explanation:
Answer:
(9, 27 )
Step-by-step explanation:
Since the dilatation is centred at the origin, multiply each of the coordinates of the original point by the scale factor of 3
(3, 9 ) → (3(3), 3(9)) → (9, 27 )
Answer:
.735
Step-by-step explanation:
.735 is 98 percent of .75