Question

if -3/7=9/? then the? = _​

Answer 1

$\large\bf{\underline\orange{Answer \:↝}}$

$\frac{ -3 }{7} = \frac{9}{21}$

Answer 2

Answer:

$\frac{ - 3}{7} = \frac{9}{x} \\ x = \frac{63}{ - 3} \\ x = - 21$