Answer:
It can't be an integer because it's not a whole number. Integers are whole numbers, either positive or negative.
Answer:
Step-by-step explanation:
7 - 3(-3) - 3(7) = 7 + 9 - 21 = 16 - 21 = -5
Zinc = 7/18
Divide 4.9 by 7 = 0.7
Multiply by 18 = 12.6
The answer is 12.6 lbs of alloy. Sorry if I'm wrong
Non linear because nothing cubed or squared can be linear.
Hope this helps