Answer:
9y + 54
Step-by-step explanation:
Multiply 9 both terms inside the parentheses
y*9 + 6*9
9y + 54
Answer:
$625.
Step-by-step explanation:
Let x represent original cost of the guitar.
We have been given that after a 20% discount and 6% tax, a guitar cost $530.00. We are asked to find the original price of the guitar.
The cost of guitar after discount would be 80% (100%-20%) of x that is
.
The cost of guitar after tax would be cost of guitar after discount plus 6% of price after discount that is
.





Therefore, the original price of the guitar is $625.
Question 3 the answer is y= x+1 and the answer to question 4 is -2/5