Question 165060
{{{8x-6y= -30}}}

     {{{8x=6y -30}}}, working eqn
We follow slop-intercept form: {{{y=mx+b}}}
Continuing,
{{{y=(8x/6)+(30/6)}}}
{{{y=(cross(8)4x/cross(6)3)+(cross(30)5/cross(6)1)}}}
{{{y=(4/3)x+5}}}
f(x)=0; y-intercept (0,5) 
f(y)=0; 
{{{x=(6y-30)/8}}}
{{{x=(cross(6)3y/cross(8)4)-(cross(30)15/cross(8)4)}}}
{{{x=(3/4)y-(15/4)}}}
(-15/4,0)
See graph:
{{{drawing(300,300,-7,7,-7,7,grid(1),graph(300,300,-7,7,-7,7,(4/3)x+5),circle(-15/4,0,0.20),circle(0,5,0.20))}}}----(-15/4,5)*Note on x intercept: {{{-15/4=-3.75}}}
Thank you,
Jojo</pre>