Answer:
Step-by-step explanation:
A rectangular has opposites sides of the same length
so, 10 = 2y+4
10-4=2y
6=2y
y=6/2
y =3
Answer:
-63 gallons
Step-by-step explanation:
You don't know the original water amount, but it is asking for the change or the difference in the water volume so it doesn't even matter.
Since 7 gallons leak every hour and it is over 9 hours, you can multiply 9 by 7 to get 63 gallons.
Answer:
X=12
Step-by-step explanation:
Subttract 5 on both sides
x/3=4
Multiply by 3 on both sides to isolate the X
x=12
Answer:
1/56
Step-by-step explanation:
1/8 x 1/7 = 1/56
Answer:
56 dived by 4. answer would be 14. so she would need to run two weeks
Step-by-step explanation: