Answer:
<u>2x−15</u>
7x+10
Step-by-step explanation:
3x squared cancels out then you are left with
<u>6x-45</u>
21x+30
then you simplify and get <u>2x-15</u>
Answer:4.4x+10
you multiply the quotient times the divisor and your awnser should be the same as the dividend