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Shown below is a pair of linear equation...

Shown below is a pair of linear equations.
`mx + 4 y - 6 = 0`
`ny - 12x +12 = 0`
For which of the following values of m and n do the above equations have infinitely many solutions?

A

`m = -1` and `n = 2`

B

`m = -1` and `n = 3 `

C

`m = 6` and `n = -8`

D

`m = 6` and `n = -2`

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