smolbean299 smolbean299

17-05-2021
Mathematics

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PLEASE HELP WITH THE PROBLEM ON THE ATTACHED FILE

PLEASE HELP WITH THE PROBLEM ON THE ATTACHED FILE class=

Respuesta :

22-05-2021

Answer:

6 : 1

Step-by-step explanation:

b - 3a / 9 = a /3

Cross multiply

3(b - 3a) = 9a

Expand

3b - 9a = 9a

Add 9a to both sides

3b = 9a + 9a

3b = 18a

Divide both sides by 3

b = 6a

Ratio of a : b

6 : 1

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