Her conclusion is not valid because she needs to give each plant the same amount of water.
Answer: p=78
Step by step:
20000-250p=500
Subtract 20000 from both sides
-250p=-19500
Divide both sides by -250 to get p
p=78
I hope this helped you! :)
i think the second one is A
Answer:
50 chickens. there are 40 chickens more than horses.
Step-by-step explanation:
What you have to do is first multiply 10 x 5=50 then you subtract 10 from fifty with gives us 40 so there a re fifty chickens and 40 chickens more than horses.