Question 918533
x the samller number referred to
(2x+1)x = 105
2x^2 + x - 105 = 0
(2x +15 )(x -7) = 0
2x + 15 = 0, x = {{{  highlight_green(-15/2 = -7.5) }}}   and {{{-14(-15/2) = 105}}}
0r
x-7 = 0, x = {{{  highlight_green(7) }}}    and {{{15*7 = 105}}}