Answer:
All are not proportional
Step-by-step explanation:
Answer:
the estimated answer is 10
Step-by-step explanation:
you have to round both numbers to the nearest ten and then subtract
I think the answer is 120.
Answer:
x = 2
Step-by-step explanation:
I just chucked it into Wolfram Alpha and it showed me x = 2
also for more proof, insert positive 2 in both x's