Respuesta :

5x + 2y = 20

put x=0.3

5(0.3) + 2y = 20

2y = 20-1.5
2y = 18.5
y = 9.25




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Answer:

the answer is y = 9.25

Step-by-step explanation:

5(0.3) + 2y = 20

1.5 + 2y = 20

2y = 20 - 1.5

2y = 18.5

y = 9.25

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