i8ne3Jnchopezcarl i8ne3Jnchopezcarl

08-05-2016
Mathematics

contestada

1.How many solutions are there in the following system of equations?
4x-8y=0
-3x+8y=-7
A. 2
B. Infinetly many
C. 0
D. 1

Respuesta :

08-05-2016

by adding x = -7 so (4*-7-8y=0) y=(-7/(8*4))=3.5

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