Answer:
262.5 minutes or 4.375 hours
Step-by-step explanation:
7/8=0.875
60 minutes=1 hours
5 is the amount Karen played
7/8 of 60 minutes will be 52.5 minutes since 0.875*60=52.5
52.5*5=262.5 minutes
262.5/60=4.375 hours
Answer:
Original equation: y-3x=1
Add 3x to both sides, which would isolate y: y=3x+1
Let me know if this helps!
Answer:
The maximum height of the ball was 2.5 seconds after it was thrown.
Answer:
25 because the 8 values must times with 7 and will get 56. when the ninth value added , let the ninth value as y , 56+y , the new mean is 9 . so it will be like this , 56+y over 9 times with 9
Answer:
Two solutions (-4,-7) and (4,7)
Step-by-step explanation:
x = y + 3
x*y = 28
(y+3)*y=28
y^2+3y-28=0
(y+7)(y-4)=0
y=-7, y=4
x=-4, x=7
