Question

15 by 4 - 7x equal to 9

Answer 1

$Given :\frac{15}{4 - 7x} = 9$

= > 15 = 9(4 - 7x)

= > 15 = 36 - 63x

= > 15 - 36 = -63x

= > -21 = -63x

= > -21/-63 = x

= > 1/3 = x

Therefore, the value of x = 1/3.

Hope it helps!