Expression: 2n - 1
When n = 7
2n - 1 = 2(7) = 1 = 14 - 1 = 13
Answer:
78 quarters
Step-by-step explanation:
I think because, I created an equation, 5x = 390 and solves to get 78
Answer:
I believe -3/2 or -1 1/2 or -1.5
Well if you attach an image that would be helpful first off.
If the line is "Positive" your slope will look something like 5 or 3/2, something positive.
If the line is vertical, your slope is undefined.
If the line is horizontal, your slope is zero.
If the line is pointing downward, negative, your slope is negative.