$63.90 (total)
$5.40 (cards)
$11.70/per (bags)
$63.90 - $5.40 = $58.50
$58.50 / $11.70 = 5
She invited 5 guests (b).
The actual distance between the cities is 50 miles
D.
Slope is rise over run and in this case it is -15/ 5 so when it is reduced you get -3 as your slope
3 more than the produce of 12 and 4.
There must be a mistake in your question:
If 3 x ≤ 9, then : x ≤ 3 and :
x + 4 > 2
x > 2 - 4
x > - 2
Answer: D)
Solution set : - 2 < x ≤ 3