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3 years ago

4x+4y=-20 and -3x-12y=-60

Mathematics

1 answer:

klasskru [66]3 years ago

5 0

Answer:

(0,-5)

Step-by-step explanation:

3(4x+4y=20)

-3x-12y=-60

12x+12y=60

-3x-12y=-60

9x=0

x=0

4(0)+4y=-20

4y=-20

y=-5

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