Are we invasive species? Why or why not?

We're not an invasive species

Explanation:

though we're certainly doing harm to the world around us.

try using substitution:

x + y - 6 = x - y. (i'm not giving you the exact answer). since 0 = x - y, then sub 0 in the equation with x - y. combine your like terms, and then use inverse operations, and you'll have your answer.

: -)

frogs. the lower the ph the higher the acid content. frogs have the highest tolerance in this scenario.