Four. That's simple math.
[spoiler]-4y+8x<16
Subtract 8x from both sides: -4y<16-8x
Divide both sides by -4: y>4+2x
Since you are dividing an inequality by a negative number, it reverses the sign.[/spoiler]
English
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y>2x+4 is incorrect and also not one of the choices.
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Correct
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Edited to show work.
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Great.