Question

draw the graph of the equation 2 X + 3 Y equal to 12 from the graph find the coordinates of the point whose voice calling 83 whose X co-ordinate is -3

Answer 1

2X+3Y=12
2(-3)+3Y=12
-6+3Y=12
3Y=12+6
3Y=18
Y=18÷3
Y=6
hence Y co-ordinate is 6