Question

How do you add `6sqrt3 + 5sqrt2 - 2sqrt3 - sqrt2`?

Answer 1

Add together similar roots like `sqrt(3)` or `sqrt(2)` to get:
`6sqrt(3)-2sqrt(3)=4sqrt(3)`
and
`5sqrt(2)-1sqrt(2)=4sqrt(2)`
To finally get:
`4sqrt(3)+4sqrt(2)=4(sqrt(3)+sqrt(2))`