Question 124117
The equation for y can be written as: 


15x + 10y = 400


==> 10y = 400 + 15x 


==> y = (400/10) + (15/10)x


==> y = 40 + 1.5x 


The graph of the above equation is: 


{{{ graph( 400, 400, -35, 35, -90, 90, 1.5x + 40) }}}