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bezimeni [28]
3 years ago
8

-6x+y=-2x-3y=9 what is the solution set?

Mathematics
1 answer:
Anarel [89]3 years ago
3 0
Mult. the 2nd eqn by 6 and then add this "new" equation to the 1st given eqn:

 -6x + y = -2
  6x -18y = 54
--------------------
        -17y = 52, or y = -52/17.  Subst. this value of y into either equation to find the value of x.
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