|-2.5|+|8.5|

Neeed he

11

Step-by-step explanation:

Absolute value is the distance a number is from zero. Thus, it is always positive. If the number inside the absolute value bars is positive, then the answer is that same number. If it is negative, ten it is the opposite of that number.

|-2.5|+|8.5|

2.5+8.5

Now add like normal and you get that the answer is 11. Hope this helped! :D

y=3x+4

step-by-step explanation:

given the points a(0,4) and b(-4, -8)

eqn of line ab: (y-4)/(x-0)=(-8-4)/(-4-0)

(y-4)/x=-12/-4=3

y=3x+4