While working on a large portrait, Juan used tubes of paint and ounces of brush cleaner. Juan is visiting an art supply store to get supplies for his next painting. Assuming his next painting requir

While working on a large portrait, Juan used  tubes of paint and  ounces of brush cleaner. Juan is visiting an art supply store to get supplies for his next painting. Assuming his next painting requires the same amount of supplies, how many ounces of brush cleaner...