Answer:
18
Step-by-step explanation:
it is the correct answer.
Answer:16
16
3.5 - 4
6.7 - 7
3.2 - 3
1.7 - 2
Add those up and you get 16
10. x = 4,-4
11. x = 2,-2
12. Length = 12 yards, Weight = 6 yards
13. x = -5,2
126
4.2
10% of 42 is 4.2
answer to the first question in the image attached above
Hope it's helps