How do you simplify (4a – b) + (3a – 5b)?

Dec 7, 2015

$= \textcolor{b l u e}{7 a} \textcolor{g r e e n}{- 6 b}$

Explanation:

$\left(4 a - b\right) + \left(3 a - 5 b\right)$

$4 a - b + 3 a - 5 b$

Grouping like terms together :

$= \textcolor{b l u e}{4 a + 3 a} \textcolor{g r e e n}{- b - 5 b}$

$= \textcolor{b l u e}{7 a} \textcolor{g r e e n}{- 6 b}$