14)
2(-3)² => 2(-3)(-3) => 2*9 = > 18
27+18-11 => 27 + 7 = > 34.
16)

17)

Answer:
Step-by-step explanation:
For Mr Rowley,
Ratio of Number of home works to the number of exit tickets =
= 
= 6:7
For Ms Rivera,
Ratio of Number of home works to the number of exit tickets = 
= 
= 6:7
Since, both the ratios are same, fractions will be proportional.

Answer:
Where is the model ?
Step-by-step explanation:
I THINK on b its that the percentages represent........................................................................................................................................READY.............UMMMMM............HOW MANY POEPLE GET A JOB ON HONEROLL OR TRY TO GET A JOB WHEN ITS HONNER ROLL OR NOTTTTTTTTTTTTTTTT.............................there u go........................byeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee