fishbeckangel fishbeckangel
  • 03-01-2020
  • Mathematics
contestada

Two-thirds of a number added to itself is 20. What is the number?

Respuesta :

kenlingdad kenlingdad
  • 03-01-2020

Answer:

12

Step-by-step explanation:

2/3 x + x = 20

2/3 x + 3/3x = 20

5/3 x = 20   ... times 3/5 both sides

x = 12

check: 2/3 x 12 + 12 = 8 + 12 = 20

Answer Link

Otras preguntas

what is the transcontinental railrod
Use the given endpoint R and midpoint M to line RS to find the coordinates of the other endpoint S. R(6,-2) M(5,3)
the main idea of nullification was that
After air is taken in through the mouth or nose, it travels through the _____. bronchi, trachea, and the lungs pharynx, trachea, and then the lungs diaphragm, a
is it true many americans questioned the U.S. presence in Puerto Rico, which was of no strategic importance to the United States?
how do you turn 12.576 into expanded form please explain
Steve lives in a country which claims to have been the first to adopt Christianity as a state religion. In which country does Steve live?
__________________ kills many disease-causing bacteria that may have been ingested. A. Pepsin B. Bile C. Gastrin D. Hydrochloric acid
How was England's hold on the colonies weakened between 1700 and 1775? What role did colonial assemblies play in this weakening?
Who were the advocates of centralization, and why did they want to alter or abolish the Articles of Confederation?