Answer:
11.875
Step-by-step explanation:
If it took 4 miles per hour you multiply that twice cuss its traveling back then forth so you repeat the same process 30 miles times 2 which is 60 hope this helps.
Answer:
B
Step-by-step explanation:
If you substitute in the value x = 1, and y = 4 (based on the point given), (2x)^2 is the only expression that makes it work.
Hope this helps!!
Answer:
70000000
Step-by-step explanation:
(3.5x10^5)/(5x10^-3) = 70000000/1
I'm sorry if the answer is wrong
If x = 3 and y =2 then 8x+7y= 38
and 2y = 4x is correct
hope it helps :)
edit i was incorrect about second answer it would be
2y =4x-4
