Answer:
10028.6 ft/hr
Step-by-step explanation:
speed = distance / time
234 Inches = 19.5 Feet
7 seconds = 0.00194444 hrs
so using the formula : 19.5 / 0.00194444 = 10028.6 ft/hr
Answer:
Step-by-step explanation:
y= 2x+4.
-x- 5y=2x+4
-2x+y=4
-3x-5y
Answer: 10 days
<u>Step-by-step explanation:</u>
Mike: 
Jed: 
Erick: 
Together:
+
+
= 1
60
+
+
= 1)
2x + 3x + x = 60
6x = 60
x = 10
Answer:
0.90
Step-by-step explanation:
I’m doing the unit test
Answer:
x=2 and y= -2
Step-by-step explanation:
Substitute y=x-4 in second equation
x-4=4x-10
get x terms on one side and numbers on other sides
4x-x=10-4
3x=6
divide 3 on both sides
x=2
substitute x=2 in y=x-4
y=2-4
y= -2