Identify the number of zeros

What term makes it inconsistent y=2x - 4 ?

Can someone me with these two circle theorem questions asap?

Axel follows these steps to divide 40 by 9: start with 40. 1. divide by 9 and write down the remainder. 2. write a zero after the remainder. 3. repeat steps 1 and 2 until you have a remainder of zero. examine his work, and then complete the statements below.