Answer:
a+8
Step-by-step explanation:
"sum" tells you to add the two numbers together.
Answer:
B
Step-by-step explanation:
Answer:
This is what you have to explain:
With 5n, you are multiplying a number and a variable.
With 5 + n, you are adding a number and a variable.
Answer:
8000000
Step-by-step explanation:
Answer:
730000000 lbs?
Step-by-step explanation: