2(13) = 26
-3(6) = -18
26 - 18
=8
so the answer is A
Answer:
1st one
Step-by-step explanation:
The answer is a vertical line on the negative -2 (x-axis).

The equation of a elipse:

The length of the major axis is equal 2a if a > b or 2b if b > a.
We have

therefore the length of the major axis is equal 2 · 7 = 14.
Answer:
3/7
Step-by-step explanation:
(# yellow)/(total #) = 135/315 = 3/7
The probability that a randomly chosen flower will be yellow is 3/7.