mstnl03 mstnl03

25-04-2021
Mathematics

contestada

Solve the following system of equations.
-3x+5y=-7
-7x-9y=25

Respuesta :

pavlostzouras pavlostzouras

25-04-2021

Answer:

(x,y)=(-1.-2)

Step-by-step explanation:

Using the elimination method:

-27x+45y=-63

-35x-45y=125

---------------------

-62x=62-->x=-1

-3*(-1)+5*6=-7-->y=-2

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