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20-01-2021
Mathematics

contestada

Find value of x and y

9x-3y=6
8x+17y=84

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emwihakindungu emwihakindungu

20-01-2021

Answer:

3x-y=2

8x+17y=84

y=3x-2

8x+17(3x-2)=84

8x+51x-34=84

59x=118

x=2

y=3×2-2=4

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