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5(4x-3y = 11)

4(5x+4y = 6)

Multiply the top equation by 5 and the bottom by 4:

20x-15y = 55

20x+16y = 24

Subtract:

-31y = 31

y = -1

Substitute the value of y into the original equations to find the value of x:

So: x = 2 and y -1

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15y ago

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