GordandWIll GordandWIll

31-07-2017
Mathematics

contestada

find the solution of this system of equations -10x-6y=0
-4x-6y=54

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choixongdong choixongdong

31-07-2017

-10x-6y=0
-4x-6y=54
------------------subtract
-6x = -54
x = 9

-10x-6y=0
-10(9)-6y=0
-90 - 6y = 0
6y = -90
y = -15

solution (9, -15)

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