Answer:
5
Step-by-step explanation:
4x-2=18
4x=20
x=5
Therefore your answer is 5
check the picture below.
I think its 45.1
You can go online to the percent calculator and look.
-5/4
y2 - y1
x2 - x1
________
-2 - 3 = -5
5 - 1 = 4
Slope = -5/4