Question

Descubra o valor de z.
$\frac{3}{z} - \frac{4}{5z} + \frac{1}{15} = \frac{1}{10} + \frac{1}{5z}$

Answer 1

Ola Giovanna

3/z - 4/5z + 1/15 = 1/10 + 1/5z

3/z - 4/5z - 1/5z = 1/10 - 1/15 

3/z - 1/z =  3/30 - 2/30

2/z = 1/30 

z = 2*30 = 60