Respuesta :
Answer:
4
Step-by-step explanation:
20 x 4 = 80
so 1 per 20 minuets,and 4, 20 min. magazines would mean he needs 4 to make it to 80
80=m*20 m=4
Step-by-step explanation:
First divide 80/20=4, so he needs to bring 4 magazines. Now, just put the inequality together, use m=magazines. So, 80=m*20 when m=4
hope this helps :)