Answer:
45
Step-by-step explanation:
first caseworker = 15 active cases
second caseworker = 2 x number of active cases
= 2 x 15
= 30 active cases
∴ number of active cases the office have = 15 + 30
= 45
Answer:
C
Step-by-step explanation:
law of communicative multiplication
Answer:
7−2x
Step-by-step explanation:
1 Collect like terms.
(4+3)+(-7x+5x)
(4+3)+(−7x+5x)
2 Simplify.
7-2x
7−2x
Answer:
105
Step-by-step explanation:
t = 0
frame = 190
so it means, the video has 190 before the timer start counting
speed 25 fps
-------
t = -3 2/5 s = -17/5 s
frame = ?
with the rate of 25 fps
it gain 25 x -17/5 = 85 frame.
so the video at that time has already played
190-85 = 105 frame
