13) 2x+y=6 = y=6-2x
14) 5x+y=7 = y=7-5x
15) 3x+2y=8 = 2y=8-3x
16) 2x+5y=10 = 5y=10-2x
orgin-the point of inter section of the x and y axis on a coordinate plane. the coorindates of origin are (0,0)
vertical axis- at right angles to the horizon
horizontal axis- parrallel to the horizon
x-axis - the horizontal axis of a graph
y-axis - vertical axis of a graph
coordinate- shown as paris of letters and numbers (2,4) used to show position on a coordinate plain
x-coordinate- the position of a point according to the x-axis
y-coordinate- the position of a point according to the y-axis
ordinate- number that shows place or position
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