katilynguajardperq76 katilynguajardperq76

09-09-2018
Mathematics

contestada

Deana had 3 times as many books as hilary, if they had 60 books altogether, how many books did Deana have ?

Respuesta :

lesliekolleroxrkcf lesliekolleroxrkcf

09-09-2018

x=# of Hillary's books. Deanna has 3x. together they have 60
x+3x=60
4x=60
x=15
Deanna has 3*15 or 45 books

Answer Link

mkryukova19 mkryukova19

09-09-2018

Hilary has x books.

Deana has 3x books.

Altogether (x+3x) books.

3x+x = 60

4x= 60

x= 15

Deana has 3x = 3*15 =45

Answer: Deana has 45 books.

Answer Link

Otras preguntas

Which modern-day controversy best relates to Roosevelt's theme of "freedom from want"? A. Access to health care B. Standardized testing C. Illegal immi

in which situations should you consult a reliable internet resource? check all apply. (A) to learn more about a disease that a friend has been diagnosed with.

what does each unit rate tell u

Who was the first man to envision the building of Grand Central Terminal in New York City? A New York Times reporter B. Cornelius Vanderbilt C. William W

The modern English language comes from many other historical languages. Select any influence on modern English from the list below Greek Chinese Latin Germ

the type of nuclear division that produces gametes is called

what specific type of feature is the wah wah valley hardpan?

In stephen crane's "to the maiden," why does the sailor view the sea as "dead grey walls" on which is written the "grim hatred of nature"? the sailor's inabilit

Ester hernandez uses ____ to make her artistic protests.

What do you think was the most important or pressing problem faced by Ancient Rome? Why?