Question 310320
It's the equation of a line (in slope intercept form, {{{y=mx+b}}}) with slope of {{{m=4/3}}} and a y-intercept of {{{b=-2}}}.
{{{ drawing( 300, 300, -5, 5, -5, 5, grid(1),graph( 300, 300, -5, 5, -5, 5, (4/3)x-2)) }}}