algebra

what is the solution of the following linear system?

-4x - y = 5
-12x - 3y = 15

a) (-2,1)
b) none
c) (3,-2)
d) infinite number of solutions

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  1. Multiply the first equation by 3 to find that the equations are the same. What does that tell you?

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    posted by PsyDAG

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