Question

Simplify the expression: 2(1+u)=

Answer 1

`=2+2u`

Explanation:

`2(1+u)\\\mathrm{Apply\:the\:distributive\:law}:\quad \:a\left(b+c\right)=ab+ac\\a=2,\:b=1,\:c=u\\=2\cdot \:1+2u\\\mathrm{Multiply\:the\:numbers:}\:2\cdot \:1=2\\=2+2u`

Answer 2

2+2u

Explanation:

just distribute the equation