sum of two digits no.is 15 and their difference is 3 .find bigger no.
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Answered by
3
answer is 9 because
let small number is x
let big number is y
x+y=15 d= 3
x-y= 3
on solving we get Y as 9
please mark me down as a brain list
let small number is x
let big number is y
x+y=15 d= 3
x-y= 3
on solving we get Y as 9
please mark me down as a brain list
plk41:
give explaination also
Answered by
1
hey mate
we have x+y=15
and x-y=3
now add both the equation
u will get 2x=18
so x=9
and now substitute x in 1st equation
u will get y as 6
so bigger no is 9
i hope u understood!!!
we have x+y=15
and x-y=3
now add both the equation
u will get 2x=18
so x=9
and now substitute x in 1st equation
u will get y as 6
so bigger no is 9
i hope u understood!!!
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