Assuming O=o
group then add like terms
1o+2a+1b-2o-1b+1o=
1o+1o-2o+2a+1b-1b=
0+2a+0=
2a
Step-by-step explanation:
The distance traveled varies directly with the time spent in motion. If d is distance and t is time taken. Then,

or

k is the constant of variation
If d = 150 miles and t = 4 hours

The probability would be unlikely 0 is impossible 25-50 is unlikely 50 through 75 is likely and 75 through 100 is certain
Answer:
Yup!
1) 3/8
2) 3/35
3) 56/99
4) 30/91
5) 32/85
Step-by-step explanation:
Multiply the numerator and denominator across for all of them :O
I will show this for the <u>first</u> one, and all the rest work the same, jut make sure to plug in the right numbers :)
1) 
Hope this helps, have a nice day! :D
Answer:
7 buses
Step-by-step explanation:
51 divided by 8 = 6 and you still have 3 students letf so you have to use one more bus