Answer:
Step-by-step explanation:

The expression is (42*7) + (14+22)
In my sense, here it means -10 here is going to multiply 5. So if -10 times 5 is equal to -50, then points T and U is located at -50
Answer:
a because you dont have to pay that much back your your friend if you dont buy the magazines then you will only have to pay $12 to your friend and if you buy the magazines then you have to pay $21
Step-by-step explanation: