The last one, the format for equations like these would be y=mx+b where m is the slope and b is the y-intercept, and x and y are variables.
That's not enough information to calculate your grade from.
-- You've told us the scores you have in things that go together
to make up (35 + 5 + 25) = 65% of your grade.
-- We don't know your scores in the things that make up the other
35% of your grade.
Answer:
A.) (-1,-6) and (-3,-2)
Step-by-step explanation:
The given line segment has coordinates
(-1,6) and (-3,2)
The mapping for a reflection in the x-axis is

This implies that;

and

The correct choice is A.
-1.3+1.9=.6
the two minus signs turn into a plus so you add 1.9 to -1.3