(n-8)-(-2-2n) = what?

3n−6

Step-by-step explanation:

n−8−(−2−2n)

Distribute the Negative Sign:

=n−8+−1(−2−2n)

=n+−8+(−1)(−2)+−1(−2n)

=n+−8+2+2n

Combine Like Terms:

=n+−8+2+2n

=(n+2n)+(−8+2)

=3n+ (−6 )

ANSWER:

3n−6

step-by-step explanation:

. your answer will contain x - and y -terms. (1 point) x ( ¿¿ 2 − 7 ) 2 +( y 2 − 9 ) 2 √ ¿ 12. what is the distance from the directrix (the crocodile river) to the point ( x , y )? write this equation. your answer will contain a y -term.