Question

Simplify: (II) (-3/7 -2/21)÷5/35

Answer 1

Step-by-step explanation:

(-3/7 -2/21) =

lcm of 7 and 21 is 21

$\frac{( - 3 \times 3) - 2}{21}$

$\frac{ - 9 - 2}{21}$

$\frac{ - 11}{21}$

$\frac{ - 11}{21} \div \frac{5}{35}$

$\frac{ - 11}{21} \times \frac{35}{5}$

$\frac{ - 11}{21} \times 7$

$\frac{ - 11}{3}$