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What is the solution to the system of equations? Use the substitution method to solve. - 6= -4x +y -5x – y=21 Enter your answer by filling in the boxes.
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36 votes
36 votes
What is the solution to the system of equations?

Use the substitution method to solve.
-
6= -4x +y
-5x – y=21
Enter your answer by filling in the boxes.

User Siamaster
by
2.8k points

1 Answer

21 votes
21 votes
-9x = 27
x = -3

-5(-3) - y = 21
15 - y = 21
y = -6

6 = -4(-3) - 6
6 = 12 - 6
User Palesz
by
2.9k points
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