Answer:
5
Step-by-step explanation:
We start by seeing how many families we have in total, which is 20. We then must subtract the number of families with girls only, the number of families with both boys and girls, and the number of families with no children. 20 - 7 is 13, then 13 - 8 is 5, and 5 - 0 is 5.
Sixteen because if there are eight less tigers than lions at a zoo, then that means you add 8 to get the number of lions
Step-by-step explanation:
hope it helps you........
Answer: -5/3
Step-by-step explanation:
Use the slope formula: 
You substitute the numbers in and subtract to get -5/3.
H of three is 7 Bc you just plug it in