Linear equations in two variables

Easy Math · Algebra · Linear equations in two variables · MCQ

A teacher is creating an assignment worth $70$ points. The assignment will consist of questions worth $1$ point and questions worth $3$ points. Which equation represents this situation, where $x$ represents the number of $1$ -point questions and $y$ represents the number of $3$ -point questions?

A
$4 x y equals 70$
B
$4 (x + y) = 70$
C
$3 x + y = 70$
D
$x + 3 y = 70$

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id cb_question_bank:c2cd1ecd-e898-41c6-bca9-5929a5b9e13f · question 029c2dc2 · JSON