(3a+2b):(5a+3b)=18:29 find a:b
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Given (3a + 2b) : (5a + 3b) = 18 : 29
(3a + 2b) / (5a + 3b) = 18 / 29
90a + 54b = 87a + 58b
3a = 4b
a / b = 4 / 3
a : b = 4 : 3 is the answer
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