1). 2x-1>0
2x>1
x>½
2) 21-3y<0
-3y<-21
y>7
3) 5-3c>80
-3c>75
c<-25
Answer:
The correct answer to this question is B
7 pounds
Hope this helps!
Given:
Discount = 40%
Sales tax = 7%
To find:
The total cost of levi jeans with an original price of x.
Solution:
Let x be the original price of the jeans. Then the price after 40% discount is




The price after 7% of sales tax.




Therefore, the total cost of the levi jeans with an original price of x is represented by the expression 0.642x.