1.

if x and y are two 3-digit numbers such that ,x+y =220 and the difference between x and y is 20,then find the number.​

Answer»

Answer:

numbers are 120 and 100.

Step-by-step explanation:

Let no. be X and y.

:- x + y = 220

x - y = 20

ATQ-

(x + y) + ( x - y ) = 240

2x = 240

x = 240 ÷ 2

x = 120

Therefore,

y = 220 - 120

y = 100

Hence, The three digit numbers are= 120 and 100



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