Problema Solution
latasha is gluing red and blue gemstones onto a picture frame. Of the gem stones, 2/9 are red and 14 are blue. How many are red? Use the diagram strategy.
Answer provided by our tutors
red gemstones | blue gemstones | total gemstones
___________________________________________
2x/9 | 14 | x
2x/9 + 14 = x
x - 2x/9 = 14
7x/9 = 14
7x = 126
x = 18
18 gemstones are red.