14. Evaluate: 9a2 – 2b2 when a =
4 and b =7

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have

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.