Devon has 80 books to pack in boxes she packs 20 books in each box how many boxes does she need? Write an equation using the letter n to stand for the unknown factor explain how to find the unknown factor

Respuesta :

b = boxes
80 ÷ 20 = b
80 ÷ 20 = 4
To make it easy you can do 8 ÷2 = 4 which makes the same answer :)
She needs 4 boxes
Hello there,

Using variables we can use the equation 20*n=80, or 80÷n=20. Solving one of these equations, the answer is n=4. Hope this helps!

~Brainliest