Answer:
b = -7
Step-by-step explanation:
Answer:
You can't get a square root of any number that has a negative sign on the inside of the radical
Answer: 5.2
Step-by-step explanation:
3*7 = 21
21/5 = 4.2
If you would like to know how long will it take to drain the pool, you can calculate this using the following steps:
3 hours ... 250 gallons
x hours = ? ... 150 gallons (= 400 - 250)
3 * 150 = 250 * x
x = 3 * 150 / 250
x = 1.8 hours
3 hours + 1.8 hours = 4.8 hours
The correct result would be B. 4.8 hours.
Answer: x=3.5
Step-by-step explanation:
Divide each term by 4.8 and simplify :) hope this helps, and if it does, can you mark brainiest? my answers have been getting deleted if they are not marked. :(