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Gnesinka [82]
3 years ago
14

HAAAAAALLLLLLLPPPPPPPPPP MEEEEEEEEE

Mathematics
1 answer:
vovangra [49]3 years ago
6 0

Answer:

9

Step-by-step explanation:

plug -20 into x

-20+3y=7

solve

add 20 to both sides

3y=27

y=9

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Step-by-step explanation:


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