Explanation:
Find three points that solve the equation -3y= -2x-6 to plot on a graph
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Solve for y (or x)
-3y= -2x-6
y = (2/3)x + 2
Pick 3 values of x and find y.
If you choose x as multiples of 3, you won't get fractions.
Plot the points.
Draw a line thru them.