Answer: 6
Step-by-step explanation:
Slope is found by doing:

(x1 and y1 must be from the same ordered pair and x and y must be from the same ordered pair, however point (x1,y1) and (x,y) can be used interchangeably)
Let us say that (x1,y1) is (3,18)
And (x,y) is (5,30)

Answer:
$8 for each tickets
Step-by-step explanation: 60/5 equals 12
Each friends have $12
12-4=8
Each ticked cost 8 dollars.
Answer:
$240
Step-by-step explanation:
Let x = the original price:
x - 0.2x = 192
0.8x = 192
x = 240
A = ((B+b)*h)/2
A = ((6+4)*3)/2
A = 15
Answer:
390 minutes I do believe.
Step-by-step explanation: