Answer:
y = 6
Step-by-step explanation:
If the slope of a line is zero, then it is a horizontal line. This means that the line will have a constant y value for all x, hence the equation of the line is y = 6
272155
I hope I helped, good luck
,
of the usual price is the savings .
<u>Step-by-step explanation:</u>
Here we have , At a hardware store, a tool set normally costs $80. During a sale this week, the tool set costs $12 less than usual. We need to find What percentage of the usual price is the savings . Let's find out:
Initially we have cost as $80 , in sale it is $12 less i.e.
⇒ 
⇒ 
So , percentage of the usual price is the savings :
⇒ 
⇒ 
⇒ 
⇒ 
⇒ 
⇒ 
Therefore ,
of the usual price is the savings .
To find the tip:
28 x 15/100 = 4.2 dollars
Add the tip to the cost of the lunch gives us the total cost:
28 + 4.2 = 32.2