X-9<18
Solve them graph on a number line

What is the common difference in the following arithmetic sequence? 7,3,-1,-5

Is this a polynomial function? i need to know 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.