Answer:

Step-by-step explanation:
Given
(-2,-1) and (3,9).
Required
Determine the line equation
First, we calculate slope (m)

Where


So, we have:




The equation is then calculated using:




Open bracket

Subtract 1 from both sides


Answer:
-2.1-x=-1.5
x=-0.6
Step-by-step explanation:
Answer:100$-100% 100*12.5=1250
1250/100=12.5
?-12.5%
Step-by-step explanation:
The store which offers the greater discount is store B.
<h3>Discount</h3>
Store A:
First week = 10%
= 10/100
= 0.1
Second week = 20%
= 20/100
= 0.2
Total discount = (0.1 + 0.2) / 2
= 0.15
Store B:
25%
= 25/100
= 0.25
Therefore, the store which offers the greater discount is store B.
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