6
QuizMultiple Choice

Unit Test — Unit test

Question 6 of 25 • LHS Algebra I

The system of equations can be solved using linear combination to eliminate one of the variables.2x − y = −4→10x − 5y = −203x + 5y = 59→3x + 5y = 59 13x = 39Which equation can replace 3x + 5y = 59 in the original system and still produce the same solution?

Answer
A
2x – y = –4
B
10x – 5y = –20
C
7x = 39
D
13x = 39
Previous
Next