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Grafica de ecuaciones constantes y lineales
35 Y1= 2X+5 30 Y2= -4X+20 25 20 X Y1=2X+5 Y2=-4X+20 -3 -1 32 15 -2 1 28 10 -1 3 24 0 5 20 5 1 7 16 0 2 9 12 -4 -3 -2 -1 0 1 2 3 11 8 -5 Y1=Y2 Y1=2X+5 2X+5=-4X+20 Y1=2(1)+5 2X+4X=20-5 Y1=7 6X=15 X=15/6 X=2,5