55mph.
you can solve it using the equation distance=speed x time
your total distance is 714, and you have 2 trains, one traveling some speed, x, and one traveling x+8, both traveling for 7 hours.
your equation would look like this

and you can then solve for x, which would be 47. this is the speed of the slower train, but 47+8=55 with give you the speed of the faster train.
Answer:32p+24
Step-by-step explanation:
-4(-9p + -3) +2(-2p + 6)
36p+12-4p+12
32p+24
Hope it helped you
Answer:
First angle = 117 degrees.
Second angle = 63 degrees.
Step-by-step explanation:
Answer:
B 24
Step-by-step explanation:
3/5 is 54°
1/3 is 30°
54-30 = 24
We need to see the angels do u have a picture??