The answer is -8 your welcome
2x+2(x-20)=340
2x+2x-40=340
4x=380
x=95 mph
x-20=75 mph
ans: the speed of the westbound train = 75 miles per hour
Table for the question :
Students ____ minutes per day
Leah _________45
Roberts _______17
Jules _________36
Apollo _______ 24
Calculate the Number of calories each student burn for 1 day of activity :
Answer:
Leah =. 630
Jules = 504
Roberts = 306
Apollo = 432
Step-by-step explanation:
Given that:
Skating burns 14 calories per minute
Running burns 18 calories per minute
Number of calories each student burn for 1 day of activity :
SKATING ;
Leah: = 14 * 45 = 630
Jules = 14 * 36 = 504
RUNNING ;
Roberts : 18 * 17 = 306
Apollo : 18 * 24 = 432
