Question

Question 3(Multiple Choice Worth 4 points) (08.05) Jemma wants to solve the following system using the elimination method: y = x − 6 y = 6x − 19 What number should the equation y = x − 6 be multiplied by to eliminate x?

1
2
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-6

Answer 1

-6.

Explanation:

y = x - 6

y = 6x - 19

To eliminate x the first equation should be multiplied by -6 giving:

-6y = -6x + 36

Adding this to the second equation will eliminate x.