x : y = 5 : 3 and x + y = 56work out the value of x - ymust show working
Accepted Solution
A:
X : y = 5 : 3 and x + y = 56 3x=5y and x + y = 56 3x=5y and x=56-y 3(56-y)=5y and x=56-y 168-3y=5y and x=56-y 168=8y and x=56-y y=168/8 and x=56-y y=21 and x=56-y y=21 and x=35