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

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

What happened to Mohenjo-Daro and Harappa? (They're two ancient cities in ancient India)

What Is the Function of Alliteration in Literature?

What happened to Mohenjo-Daro and Harappa? (They're two ancient cities in ancient India)

In a titration, 45.0 mL of KOH is neutralized by 75.0 mL of 0.30M HBr. How much KOH is in 1.0 liter of the KOH solution ?

Write down a sensible metric unit for measuring A) the distance from London to Paris B) the amount of water in a swimming pool

write the equation in function form.then graph the equation y-x=-1

What area of the long bone is covered with cartilage

why did the citizens of Richmond, Virginia feel upset about the actions at Fort Sumter ?

What Is the National Prohibition Act?

What happened to Mohenjo-Daro and Harappa? (They're two ancient cities in ancient India)