## Chris has 28 t-shirts. One-fourth of the t-shirts are red, three-sevenths of the t-shirts are blue; the remainder of the t-shirts are gray.

Question

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## Answers ( )

Answer: try to work it out

Step-by-step explanation:

Answer:He own 9 gray t-shirts

Step-by-step explanation:Red: 28 * 1/4

Blue: 28 * 3/7

Gray: x

28(1/4) + 28(3/7) + x = 28

7 + 12 + x = 28

x = 28 – 7 – 12

x = 9