Answer:
D. 11n + 12
Step-by-step explanation:
You can simplify the 4n + 7n to be 11n by adding them together.
This means the answer is 11n + 12.
Answer:
22/7×9×3=22×9×3=594÷7=84.85
Answer:
123 domestic stamps
89 foreign stamps
Step-by-step explanation:
The anwser to the problem is C.
Answer:
The number before a variable. For example, 4x. 4 would be the coefficient, and x would be the variable.