x - 2 7/12 = 5 3/18
x = 5 3/18 + 2 7/12 =( 5 3/18 × 2) + (2 7/12 × 3)
x = 5 6/36 + 2 21/36
x = 7 27/36 = 7 3/4
x - 2 7/12 = 5 3/18
x = 5 3/18 + 2 7/12 =( 5 3/18 × 2) + (2 7/12 × 3)
x = 5 6/36 + 2 21/36
x = 7 27/36 = 7 3/4