Question

Find x if 3/7×x/7×7/45=1/21​

Answer 1

Step-by-step explanation:

$\frac{3}{7} \times \frac{x}{7} \times \frac{7}{45} = \frac{1}{21}$

$x = \frac{15 \times 7}{21}$

$x = 5$