shano2000 shano2000

14-01-2017
Mathematics

contestada

I am having trouble with these equations
7x + 2y = - 8
8y = 4x
solve using substitution

Respuesta :

kcat607090 kcat607090

14-01-2017

x = -1 y = -0.5
7 times -1 = -7.
2 times -0.5 = -1, -1+-7= -8
8y= -4, 4x= -4,
Hope this helps!

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