Answer:
66
Step-by-step explanation:
Replace t with 9 in the equation.

Simplify.


Rounded, it equals 66
A I think is correct, but you may want to get a second opinion.
Answer:
m > 2
Step-by-step explanation:
7m - 2 > 12
Add 2 to both sides
7m - 2 + 2 > 14
7m > 14
Divide both sides by 7
m > 2
Answer:
100
Step-by-step explanation:
200-300= -100 But the negative of a negative is a positive so the answer is: 100.