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Math·Algebra·Systems of two linear equations in two variables

easy

$$\begin{gathered} 32x+31y=c \\ 31x-32y=c \end{gathered}$$In the given system of equations, $c$ is a positive constant. Which of the following could be the point where the graphs of the equations in this system intersect in the $xy$-plane?

A

$(c,0)$

B

$\left(c,\frac{c}{63}\right)$

C

$(10,630)$

D

$\left(10,-\frac{10}{63}\right)$