BigThickDi3k27
BigThickDi3k27 BigThickDi3k27
  • 02-12-2020
  • Mathematics
contestada

Laura bought some books. She spent a total of $71 after a discount of $5 off of her total purchase. Each book cost $4. How many books did she buy?


Laura bought some books She spent a total of 71 after a discount of 5 off of her total purchase Each book cost 4 How many books did she buy class=

Respuesta :

emmapkrieg
emmapkrieg emmapkrieg
  • 02-12-2020

Answer:

4b-5=71

19 books

Step-by-step explanation:

b represents books, and 4 is the cost, so the cost (4•19) minus the discount (-5) equals 71 and solves the equation

Answer Link

Otras preguntas

A homeowner considered having a new garage built and talked about the project with a contractor. In April, while the homeowner was on vacation, the contractor b
The acceleration of a particle traveling along a straight line is a=16s1/2 m/s2, where s is in meters. If v = 0, s = 3 m when t = 0, determine the particle's v
What is the ovum doing during the primary oocyte stage?
On January 1, Boston Enterprises issues bonds that have a $1,300,000 par value, mature in 20 years, and pay 7% interest semiannually on June 30 and December 31.
what is 1 plus 1 what is t6he sum of that
Factory materials, such as cleaning supplies, that are not components of finished products are classified as ______.
what is 2(4 – 16) – (–30)
Which region had little to none public school​
help with number 14! it’s due tomorrow.
After examining a child at his 2-year checkup, the boy's pediatrician said that the z-score for his height relative to other 2-year-olds in the country was 1.59