eldersquad502 eldersquad502

06-03-2021
Mathematics

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solve the system of equations by adding. check your answer
6+5y=-39
-6x+7y=75
the solution of the system is ( , )

Respuesta :

kush0331 kush0331

06-03-2021

Answer:

(-9,3)

Step-by-step explanation:

6x and -6x cancel, leaving us 12y=36 which means y=3. Then we can plug it back into our equations leaving us with x=-9.

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