Question

2a+b supra 3a+2b = 2 supra 3 determinati valoarea numarului b​

Answer 1

$\frac{2a + b}{3a + 2b} = \frac{2}{3}$

$2(3a + 2b) = 3(2a + b)$

6a+4b=6a+b |-6a

4b=b

=> b=0