Question

Сократим дробь, 7-21db/7dbk

Answer 1

$\frac{7-21db}{7dbk} = \frac{7*(1-3db)}{7dbk} = \frac{1-3db}{dbk}$

Answer 2

To simplify the fraction (7 - 21db) / (7dbk), we can factor out the common term from the numerator (7 - 21db) and the denominator (7dbk) and then cancel out any common factors.

Step 1: Factor out the common term from the numerator and denominator: (7 - 21db) / (7dbk) = 7 * (1 - 3db) / (7dbk)

Step 2: Cancel out the common factor of 7 in the numerator and denominator: (7 * (1 - 3db)) / (7dbk) = (1 - 3db) / (dbk)

The simplified fraction is (1 - 3db) / (dbk).