Ninaninaninanina
Ninaninaninanina Ninaninaninanina
  • 01-03-2018
  • Mathematics
contestada

An author is paid $500 as an advance on their book plus an additional $4 for every book sold. If the author earns $880, how many books has he or she sold?

Respuesta :

susxnn
susxnn susxnn
  • 01-03-2018
x will stand for every extra book sold

880 = 4x + 500
subtract 500 from both sides

380 = 4x
divide both sides by 4

x = 95
they sold 95 books
Answer Link

Otras preguntas

The fastest a human has ever run is 27 miles per hour. How many miles per minute did the human run?
20,000 is 1/10 of what?
describe the relationship between the value of a dollar and the value of a dime
For what reason was the "Union Party" created? Who were its candidates?
Identify the type of sentence.I caught a cold after I spent a week visiting my grandchildren.simple sentencecompound sentencecomplex sentence
If  lies in the quadrant IV. What can be the value of cos  ?
The GCF (Greatest Common Factor) of 45 and 75. Show your work too. Thanks for your help!
4.44 4.044 greater or less
Death Valley has an elevation if -282 feet relative to sea level. Explain how to use absolute value to describe the elevation of Death Valley as a positive inte
what is the complete subject in the following sentence? the young boy rode the bus to school.