Answer
x=-3/5 or x= -0.6
Step-by-step explanation:
1)5gallons--->10 fish
20 gallons---->(20*10/5)=40
10fish--->5gallons
1fish---->(1*5/10)=0.5 gallons
10--->5
50--->(50*5/10)=25 gallons
.The answer to the questions are:
1. 4/15 is 0.26 but it's repeated so put a line above it
2. 22/7
3. 0.1875
4. 43/ 26
5. 0.73 again put a line above
6. 0.1875
Answer:

Step-by-step explanation:

Dividing the numerator and denominator by 2 gives;

= 
= 
=
× 
This gives
× 
Which can also be written as 