SOLUTION: graph the two lines y1=3*-5 and y2=-7x+4on the same graph. use algebra to find the coordinates of their point of intersection to 3 decimal places

Question 99877: graph the two lines y1=3*-5 and y2=-7x+4on the same graph. use algebra to find the coordinates of their point of intersection to 3 decimal places
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
Y=3*-5
Y=-15 ANSWER. (red line)
Y=-7X+4 SUBSTITUTE -15 FOR Y IN THIS EQUATION & SOLVE FOR X
-15=-7X+4
7X=4+15
7X=19
X=19/7
X=2.714 ANSWER. (green line)
(graph 300x200 pixels, x from -6 to 5, y from -18 to 10, of TWO functions y = -15 and y = -7x +4).
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