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2 years ago

Бу — 7 = 7 3х — 8y = — 31

Mathematics

2 answers:

gulaghasi [49]2 years ago

7 0

Answer:

I hope this helps!!!!!

grin007 [14]2 years ago

6 0

Answer:

creo que es X= 13 , Y= -1

Step-by-step explanation:

3*(6y-7)-8y=-31

18y-21-8y=-31

10y=-10

y=(-1)

6*-1-7= x ----> X=13

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