What is the value of the expression |a + b| + |c| when a = –6, b = 2, and c = –11?

a.
–3

b.
–15

c.
19

d.
15

The general form of the quetion of a circle is ax^2+by^2+cx+dy+e=0 where a=b=0 if the circle has a radius of three units and the center lies on the y axis which set of values of a, b, c, d, and e might correspond to the circle

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?