Who tryna talk ???i needa get my mind off sum stuff

im here,, wsp luv ? whas on your mind.

Explanation:

what chu wanna talk about?

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.

: -)

the answer to your question is:

c. complementary base-pairing