Respuesta :

Answer:

x = 7/4

Step-by-step explanation:

2 1/4 = 1 2/7 ÷ x

change mixed numbers to improper fractions:

9/4 = 9/7x

multiply each side by 7/9 to isolate 'x':

9/4(7/9) = x

63/36 = x

x = 7/4 (simplified)