Question

How do you simplify `2(2a + b)`?

Answer 1

`=color(blue)(4a +2b`

Explanation:

`color(blue)(2)(2a+b)`

Here `color(blue)(2)` needs to be multiplied with both the terms within the bracket.

`=color(blue)(2)xx(2a) +color(blue)(2)xx(b)`

`=color(blue)(4a +2b`