Answer: b
Step-by-step explanation: There was the same question on brainly and they said that the submarine sandwich one was right.
First Blank : Linear
Second Blank: One solution
Third Blank: Infinite solutions
Fourth Blank: (i don't know) but i am thinking that it is a single point which marks the intersection of the two (or more) graphed lines. its like the point of intersection
8+.90+.07
This the answer because you have to make it as an addition way.
Hope I helped.
Part 1:
a = 2
b = 4
c = -3
Part 2: the parabola will open up
Part 3: axis of symmetry x = -1