I need help with this q7

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

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.

Is the point (0, 8) on the x-axis or y-axis? how do you know?