hailey2
hailey2
12-02-2015
Mathematics
contestada
Y=7x-24
Y=-3x+16 jakaj
Respuesta :
Panoyin
Panoyin
20-02-2015
y = 7x - 24
y = -3x+ 16
2y = 4x - 8
2y
=
4x - 8
2
2
y = 2x - 4
2x - 4 = 7x - 24
-2x -2x
-4 = 5x - 24
+24 +24
20 = 5x
20
=
5x
5 5
4 = x
y = 2x - 4
y = 2(4) - 4
y = 8 - 4
y = 4
(x, y) = (4, 4)
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