yasminriveramendez16 yasminriveramendez16

02-11-2020
Mathematics

contestada

Five times a number is the same as two times a number added 21

Respuesta :

horses96 horses96

02-11-2020

Answer:

Our number is 7.

Step-by-step explanation:

We also know that it's 2x + 21 = 5x.

Now we solve.

21 = 5x - 2x

21 = 3x

7 = x

Answer Link

Otras preguntas

can a single cell be a living thing? explain

Which best describes what drew migrants to California in the 1930s? opportunities in coal mining family that had migrated previously the promise of free housing

Puritans believed that salvation depended on

facts on Jason Scarpace

Which of the following reasons explains why the Islamic Golden Age was successful?

The words "high altitudes, harsh climate, and few trees" describe which United States ecosystem? Alpine Deciduous forest Desert Grassland

what happens to the diaphragm when a person breath in or inhales

World history from the past to the present, events and trends on the local, national and global sphere are. interrelated unconnected different the same

Variable c is 5 more than variable a. Variable c is also 3 less than variable a. Which pair of equations best models the relationship between c and a? c = a −

In Triangle ABC, if ,AE ,BF and CD are the medians and AE and BF intersect at the point (2, 3), at what point does CD intersect AE ?