Question 228164
Graph:
{{{7x-3y = -21}}} Add 3y to both sides.
{{{7x = 3y-21}}} Add 21 to both sides.
{{{7x+21 = 3y}}} Divide both sides by 3.
{{{highlight(y = (7/3)x+7)}}}...and this is exactly what you got!
Here's the graph.
{{{graph(400,400,-5,5,-5,10,(7/3)x+7)}}}