SkyTaaHii
SkyTaaHii
22-01-2017
Mathematics
contestada
Solve using elimination method
Respuesta :
bassmalla16
bassmalla16
22-01-2017
4(3x+2y=4)
3(4x+7y=1)
12x+8y=16
-
12x+21y=3
-13y=13
13\-13
y = -1
since y = -1
3x+(-1*2)=4
3x-2=4
4+2=6
then 3x = 6
6/3 =2
x=2
(-1,2)
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