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Math·Algebra·Linear equations in two variables

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$7x-4y=-84$. For the given equation, which table gives three values of $x$ and their corresponding values of $y$?

A

Table A (x: 0, 4, 8; y: 21, 28, 35)

B

Table B (x: 0, 4, 8; y: 35, 28, 21)

C

Table C (x: 21, 28, 35; y: 0, 4, 8)

D

Table D (x: 21, 28, 35; y: 8, 4, 0)