Question

if x and y are two positive number, x-y =100 and the sum of x and y is 540, find the value of x and y?

Answer 1

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Answer 2

x- y = 100

x + y = 540

Adding both equations

2x = 640

x = 320

put x in eq1

320 - y = 100

220 = y

Hence x = 320 and y = 220


Thanks