SAT Systems of two linear equations in two variables Practice Question 5 (Easy)

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Question bank / Systems of two linear equations in two variables

Math · AlgebraEasy

$2x + 3y = 13$
$x = 2$
What is the value of $y$ in the solution to the system of equations above?

$3$

$\frac{13}{3}$

$\frac{17}{3}$

$9$

Show answer and explanation

Answer: A

Substitute $x = 2$ : $4 + 3y = 13$ . Subtract 4: $3y = 9$ , so $y = 3$ .

Choice D is the value of $3y$ , not $y$ .

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