Question 119517

{{{(3/5)x - (2/5)y = 5}}}………..multiply by {{{5}}}

{{{5(3/5)x - 5(2/5)y = 5*5}}}

{{{cross(5)(3/cross(5))x - cross(5)(3/cross(5))y  = 25}}}

{{{3x - 2y = 25}}}