Answers Mathematics I Writing and Solving Equations in Two Variables — QuizQuestion 5

5

QuizMultiple Choice

Writing and Solving Equations in Two Variables — Quiz

Question 5 • Mathematics I

What is the value of a in the equation 3 a plus b is equal to 54 , when b is equal to 9 ?

Answer

A

21

B

15

C

27

D

18

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