Deal 2 is the best deal. Deal 1 is $3.21 per apple but Deal two is $3.19 per apple.
4 just count how many are there that are between 19-21
Answer:
-3, 9
Step-by-step explanation:
x^2 -6x - 27=
= x^2 - 9x + 3x - 27
= x(x - 9) + 3(x - 9)
= (x + 3)(x - 9)
x = -3, x = 9
Answer: D
If you look at the graph the slopes and y intercepts match up
Step-by-step explanation:
Pick two points on the line and determine their coordinates
Select one to be (x1, y1) and the other to be (x2, y2)
Finally use the slope intersect equation to calculate the slope:
<em>Formula-</em><em> </em>
<em>y = mx + b </em>
<em></em>
Hope this helps, let me know if you need more information, I'll be glad to help! :)