wwesuperstar324 wwesuperstar324

01-10-2020
Mathematics

contestada

Sally's mom gave her $85 to buy books. She bought 9 books and had $13 left. How much did each book cost?

Respuesta :

01-10-2020

Answer:

each book cost $8

Step-by-step explanation:

85=9x+13

subtract 13 from both sides

72=9x

divide both sides by 9

8=x

Answer Link

Otras preguntas

Which country DOES NOT lie along the Ring of Fire? A. Japan B. the Philippines C. Indonesia D. Burma

name the three constitutional qualifications to be a member of the US senate???

An object moving in a circle at a constant speed is accelerating. Why? A. because it is going faster B. because it has constant velocity C. because its directio

What is the midpoint of 18.6 and 18.5?

write an expression for the calculation divide 15 into thirds and subtract from 14 divided into half

What color represents the highest elevation

(-1)^46 + (-1^45) How do I do this problem? ^ means exponents

what new skill made agriculture possible

The Idol has a mass of 2 kg how many liters of sand messy place on the pedestal to keep the mass sensitive booby trap from activating density of Sandy's 3.00 g

who were the first practicing muslims