Because two negatives cancel each other out, resulting in a positive.
Answer: Yes it is a function.
Step-by-step explanation: When trying to find out, you put it into a calculator and can tell by the line if it is a function.
Answer:
40+20=72-12
60=60
Step-by-step explanation:
4*10+4*5=6*12-6*2
40+20=72-12
60+60
Answer:
They are correct good job!
Step-by-step explanation: