Question

Difference of a positive number and its reciprocal is 7 7/8(mixed fraction )
.
a) If the number is x what is the reciporcal.
b) Find the number

Answer 1

Answer:

$x - y = 7 \frac{7}{8} \\ \\ x = 7 \frac{7}{8} + y \\ \\ y = 7\frac{8}{7} \\ \\ x = \frac{63}{8} + \frac{53}{7 } \\ \\ x = \frac{431 + 424}{56} \\ \\ x = \frac{855}{56}$

Answer 2

Answer:

x has two values one is x = -1/8 and x = 8