3. The difference of 7x2−4xy+8 and 3x2+xy−5 is 4x2+5xy−13.
Select one:
True
False

4. Subtract 4x + 1 from 2x + 3.
Select one:
a.
2x + 2
b.
-2x + 2
c.
-2x - 2
d.
2x - 2

5. The sum of (4x2+5x−4)and(x2−3x+2) is 5x2+2x−2 ?
Select one:
True
False