Question

How do you multiply `2(x+2) (x+5)`?

Answer 1

Use FOIL for the last two, and then multiply everything by `2`

Explanation:

First:
`x*x=x^2`
Outer:
`x*5=5x`
Inner:
`2*x=2x`
Last:
`2*5=10`

Add up:
`x^2+5x+2x+10=x^2+7x+10`

Multiply by `2`
Answer`=2x^2+14x+20`