Respuesta :

AnimeBrainly

Let "a quantity" = x

the quantity is being "[added] to 6"

x + 6 is your algebraic expression.

hope this helps

~Rise Above the Ordinary

theawsomepro

The quantity which is unknown can be represented as a variable such as x or any other letter. The plus 6 can be represented by +6. So the final answer is x+6. Hope this helps!