Respuesta :
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
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