Respuesta :
Answer:
The first blank is 5
The blank below 15 is 30
The last blank is 15
Step-by-step explanation:
So, the equation is y = 3x
So the first one would be 5 because 5(3) = 15
The second one would be 30 because 10(3) = 30
And the last one would be 15 because 15(3) = 45
Hope this helped!