Answer:
improper
Step-by-step explanation:
a proper fraction is a fraction under 1 like 3/4
a mixed number is a whole number and fraction like 2 1/3
and a improper fraction is a fraction with a numerator greater the denominator
1) 16n - 5
2) 4a + 3b
3) -3c + 27 + 4d
4) 2x - 7y + 3
5) 21x + 14x(second power)
We use letters to substitute for unknown numbers. I hope this helps. :)
Answer:
8 green tshirts
Step-by-step explanation: