tatianaterrell0 tatianaterrell0
  • 03-04-2018
  • Mathematics
contestada

what is the expression for "the difference between 5 times a number and twice that number"?

Respuesta :

penfila11Pen
penfila11Pen penfila11Pen
  • 03-04-2018
Hey there :)

Before translating the sentence into mathematics, let r represent 'a number'

5 times a number = 5r
2 times that number = 2r

The difference between them = 5r - 2r 

* Your equation 
5r - 2r

* Solving the equation 
= 5r - 2r
= 3r
Answer Link

Otras preguntas

ways in which lakes modify the climate of the surrounding areas​
Find out equilibrium price and output for the following market condition.Demand function Qd--50-2P andSupply function Qs = 3P​
What are some things that you think are beautiful that other people may not? Explain why you feel the way you do.
Moving the decimal point to the right 4 places in a number is the same as?
i need hair ideas can someone help ill post a pick of me
How the interior of a church have changed from the beginning of the 16thcentury to the reign of Edward VI.​
please help asap no trolls!
When a person is cut, the injured tissue initially releases chemical signals into the bloodstream. These chemicals signal platelets to be attracted to the injur
Simplify. Express the answers using positive exponents
Tammy figured her math exam would be difficult unless she put in atleast 15 hours of study time to prepare. She studied 2½ hours onMonday, 3 hours on Tuesday, 4