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A+B = 10 ⇒ A+3/2A = 10
5/2 A = 10
A = 4
A+B = 10 ⇒ B = 10-4 = 6
a : b = 2 : 3 -----> a = 2b : 3 ----> a = 2b / 3
a + b = 10
a = 2b / 3
sehingga 2b / 3 + b = 10
5b/3 = 10
b = 3 x 10 / 5 = 6
a + b = 10
a + 6 = 10
a = 10 - 6 = 4