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SAT Math Practice Question #7826 - SATify | SATify

#7826

linear equations

equations

algebra

equivalence

substitution

systems

graphs

hard

90 sec

$3 x + 5 y = 1$
$6 x + 10 y = 2$
For each real number $r$ , which of the following points lies on the graph of each equation in the $x y$ -plane for the given system?

A.

$(r, \frac{3 r - 1}{5})$

B.

$(r, \frac{1 + 3 r}{5})$

C.

$(r, \frac{1 - 3 r}{5})$

D.

$(r, \frac{3 r + 1}{5})$