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

Historians of china have traditionally dated the beginning of Chinese civilization to the founding of the what??
Which equation has the same y-intercept as y=4x-3?a. y-3=x              b. y=8x+3    c. 3-y=4x      d. y=-3+8xWhich of the following is the equation of the line
Historians of china have traditionally dated the beginning of Chinese civilization to the founding of the what??
(10y^3+20y^2+55y)/5y
Can someone use the word delta in a sentence
what is the answer for (20,8),(9,16) ?
how is mass transit in cities a possible solution tk urban air pollution?
(10y^3+20y^2+55y)/5y
Which equation has the same y-intercept as y=4x-3?a. y-3=x              b. y=8x+3    c. 3-y=4x      d. y=-3+8xWhich of the following is the equation of the line
Which equation has the same y-intercept as y=4x-3?a. y-3=x              b. y=8x+3    c. 3-y=4x      d. y=-3+8xWhich of the following is the equation of the line