Answer:
2 units
Step-by-step explanation:
none
Hundredth: 142
Hundred: 100
Ten: 140
Tenth: 142<span />
All you have to do, is combine like terms. Let's go through it:

Arrange it so you can easily combine like terms:

So, your answer for the sum is 1) 7x² - 10x + 2
Answer: the answer is c
Step-by-step explanation:
your welcome