Question

Si 5 X (2ab) = 13ab determina a+b
ayuda porfavor doy coronita ​

Answer 1

Explicación paso a paso:

$5(2ab) = 13ab \\ 10ab = 13ab \\ 10ab - 10ab = 13ab - 10ab \\ 0 = 3ab \\ ab = \frac{0}{3} \\ ab = 0 \\ a = 0 \: \: \: \: \: \: \: \: \: b = 0 \\ a + b = \\ 0 + 0 = 0$