The value of 7 is 7 because it is in the ones place
Answer:
648
Step-by-step explanation:
You can use a calculator or break it into smaller problems, then add them together
Answer
A only (2,3)
Step-by-step explanation:
If you graph it or plug it into Desmos that can also help
Answer:
-
Step-by-step explanation:
becuase (-3)(-4) will give you a positive and when you mutipy it with the 5 and 6 you will still get postive but when you multiply with -7, you will get a negitive
