`4x - 3y = 6, -5x + 7y = -1` Use any method to solve the system.

Expert Answers

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Use the method of substitution: express `y` from the first equation,

`y=4/3 x-2.`

Substitute it into the second equation and obtain

`-5x+7(4/3 x-2)=-1,` or

`13/3 x=13,` so `x=3.`

Therefore `y=4/3*3-2=2.`

The answer: `x=3` and `y=2.`

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