How do you multiply (4ab)/c*c/(2a)?

Dec 6, 2016

$2 b$

Explanation:

$\frac{4 a b}{c} \times \frac{c}{2 a}$

Cancel same terms in numerator and denominator.

$\frac{4 \cancel{a} b}{\cancel{c}} \times \frac{\cancel{c}}{2 \cancel{a}}$

$\frac{4 b}{2}$

$2 b$