Answer
Y=1/2x-3
Explanation
The general equation of a straight line is the form
Y = mx + c
where m ⇒slope of the line.
In the equation given, we make y the subject of the formula then we arrange the equation to resemble y=mx+c.
6y-3x=-18
6y = -18 + 3x
y = -18/6 + 3x/6
-3 + (1/2)x
y = (1/2)x - 3
