Tau,Igo and Iron share a bag of mangoes in the ratio 7:5:14,if Igo receives 18 mangoes less than Iron, how mangoes does Iron receive?

2 answers

let their amounts be 7x , 5x, and 14x respectively

"Igo receives 18 mangoes less than Iron" ----> 14x - 5x = 18

find x, then sub into my definitions.
How do I really work it out