Answer:
x = -8
Step-by-step explanation:
-2.5x - 2 = 18.
Add 2 to both sides.
-2.5x = 20.
Divide both sides by -2.5.
x = -8
Answer:

Step-by-step explanation:
Given


Required
Determine the line equation
First, we calculate the slope (m) using




The equation is then calculated using:


Open bracket



I found this :) hope it helps
Answer:
C= x*.75
Step-by-step explanation:
if X is the grocery bill before the discount, Charlie only pays 75% of x