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08-01-2017
Mathematics

contestada

x = y - 3
x + 3y = 13
What is the solution to the system of equations?
A) (1, 4)
B) (4, 1)
C) (7, 4)
Eliminate
D) (2.5, 5.5)

Respuesta :

08-01-2017

if you implement x from first equation in second equation you'll get: y-3+3y=13. from this you get y=4, then you can go to first equation with that to get x=1. So your answer is A)

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