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Varvara68 [4.7K]
3 years ago
8

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

Mathematics
2 answers:
ehidna [41]3 years ago
8 0

Answer:

lol you stupid how do you not know

Step-by-step explanation:

lol

Vesnalui [34]3 years ago
5 0
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.
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