Question 407369
{{{6x+7y-42=0}}}



{{{6x+7y=42}}}



{{{7y=-6x+42}}}



{{{y=(-6x)/7+42/7}}} (note: I'm dividing EVERY term by 7 to isolate y)



{{{y=-expr(6/7)x+6}}}



Now the equation is in the form {{{y=mx+b}}} where {{{m=-6/7}}} and {{{b=6}}}