Question

x:y = 5:3 and x + y = 56
work out the value of x-y

Answer 1

Answer:

x-y = 14

Step-by-step explanation:

Given x:y = 5:3,

x + y = 56

let x = 5x & y = 3x

hence, 5x + 3x = 56

8x = 56

x = 56/8

x= 7

hence, x = 5*7 = 35 & y = 3*7 = 21

thus x - y = 35 - 21 = 14