Question

5. 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. 2​

Answer 1

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Answer 2

$\huge\mathbb\fcolorbox{red}{pink}{Answer}$

x+y=220------1

x-y=20--------2

equation 1+2

2x=240

x = 120

substituting x in 1

120+y=220 y=220-120

=100