3 years ago

PLEASE HELP ASAP 35 POINTS!!

Mathematics

1 answer:

OLga [1]3 years ago

4 0

Answer:

-1

Step-by-step explanation:

4x+5y=7

3x-2y= -12

To get the opposite coefficient, we multiply by -1

-1(4x+5y=7 )

-4x-5y = -7

-1*(3x-2y= -12)

-3x +2y = 12

Both equations now have the opposite coefficients on both x and y.

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