karls02 karls02

06-02-2017
Mathematics

contestada

Solve the following linear system using elimination

Solve the following linear system using elimination class=

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wolf1728 wolf1728

06-02-2017

A) 6x -8y = 36
B) 6x - y = 15

Multiply equation B by -1
B) -6x + y = -15 then add it to A)
A) 6x -8y = 36

-7y = 21
y = -3

and x = 2

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