find a:b if (3a+b):(a+b)=9:5.
Answers
Answered by
1
Answer:
Step-by-step explanation:
(3a+b)/(a+b) = 9/5
5(3a+b)= 9(a+b)
15a+5b=9a+9b
15a-9a =9b-5b
6a = 4b
a/b=4/6
a/b = 2/3
therefore ,
a:b= 2:3
Hope it solved ur doubt
Answered by
2
Answer:
2:3
Step-by-step explanation:
(3a + b) / ath=9/5
5 (3a+b)=9(a+b)
15a+5b=9a+b
15a-9a=9b-5b
6a=4b
a/b=4/6
a/b=2/3
Therefore a:b=2:3
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