RoseG012 RoseG012

23-09-2018
Mathematics

contestada

Find the ratio a:b-

1) 2a=9b
2) a+b=3b

please explain your work

Respuesta :

tramserran tramserran

23-09-2018

1) 2a = 9b ⇒ 2:9

2) a + b = 3b ⇒ a = 2b ⇒ 1:2

Answers: 2:9 and 1:2

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