The factors of 63. Answer : 1,3,7,9<span>,21,63</span>
Answer:
x=7
Step-by-step explanation:

now let’s put together the like terms


now we divide
By 
the result is

Each pound of apples is $3.21
If g=guppy, go=goldfish, b=bettafish and a=angelfish we can set up expressions for each set of fish.
1g=3go
1go=2b
1b=2a
By working backwards and substituting we can finally work out 1 guppy to be equal to 12 angelfish.