Question 1178319
Numbers as {{{n}}} and {{{15-n}}}.


{{{2n+3(15-n)=35}}}------------the second part of the description.

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{{{2n+45-3n=35}}}

{{{-n=35-45}}}

{{{n=45-35}}}

{{{highlight(n=10)}}}
and the other number is {{{highlight(5)}}}.