Question 912082
x(largest) and (36-x) the smaller
x - 3(36-x) = 15
x - 108 + 3x = 15
4x = 123
x = 30.75, the larger.  The smaller is 5.25 {{{36 - 30.75}}}
and...checking
30.75 - 3(5.25)= 15