Answer:
C. 2 and 3 opens down
Step-by-step explanation:
see graph
In what problem?
-8.05
In order to solve for C you first have to subtract 17.6 from both sides.
2c=(6/4)-17.6
6/4 is 1.5
1.5-17.6=-16.1
2c=-16.1
c=-8.05
3 10/11 - -4/5
=3 10/11 + 4/5
=3 50/55 + 44/55
=3 94/55
=4 39/55
