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Solve each system by substitution. 11) 3x - y = 20 y=-2
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1 vote
Solve each system by substitution.
11) 3x - y = 20
y=-2

User Sadaf Shafi
by
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2 Answers

4 votes

Answer:

lol you stupid how do you not know

Explanation:

lol

User Melwyn Pawar
by
8.0k points
2 votes
Hello there! I think x=6 because you would substitute “-2” for “-y” and when you multiply two negatives they turn into a positive. You then put your “2” on the other side of the equal marks. Then just do 3x/18 and you get 6.
User Joels
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9.0k points
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