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3 years ago

8

-3x - y = 0 and -8x +5y=7

1 answer:

andrezito [222]3 years ago

8 0

Answer:

-23x = 7

Step-by-step explanation:

-3x - y =0

×5. ×5 ×5

-15x -5y = 0

-8x +5y = 7

-15x -5y -0

-23x = 7

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