What's the side length of a square that has an area of 169 square meters

What values of c and d make the equation true?

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.

3x + 4y = 5 x- 3y = -7 solve by substitution