Asked by PLEASE HELP:D

In Seans fish tank, there are 6 times as many goldfish as guppies. there are a total of 21 fish in the tank. How many more goldfish are there than guppies?
Answered by Ms. Sue
Please post your answer and I'll check it.
Answered by Kayla Amos
Let X = the number of erasers that Sam half. Let X = the number of erasers that Sari has. X+3=28 4×=28 ×=7 3×=3(7)=21 erasers that Sari has