sucjazhurristia
sucjazhurristia sucjazhurristia
  • 11-10-2016
  • Mathematics
contestada

Solve for x: ( x 20)/2 =3x
a. x=10
b. x=4
c. x=-14
d. x=-17

Respuesta :

nobillionaireNobley
nobillionaireNobley nobillionaireNobley
  • 13-10-2016
(x + 20)/2 = 3x
x + 20 = 2(3x) = 6x
6x - x = 20
5x = 20
x = 20/5 = 4
x = 4
Answer Link

Otras preguntas

Write the following expression in standard notation! 2.14 x 10 to the power of 10
Why did European nations form alliances in the early 1900s? They were unsure they could protect themselves if attacked by larger nations. They wanted more colon
Louis XVI was an autocrat that ruled
Titian's paintings can be characterized by which of the following? sharp contrasts free brushwork monumental figures lack of tone vibrant colors
The two types of cell cycle genes that, if mutated, cause cancer cells to divide uncontrollably are called tumor suppressor genes and A. growth factors. B. prot
Phosphorus is contained in _______. a. living organisms b. soil c. bodies of water d. all of the above
Who was the leading figure during the French Revolution's Reign of Terror? a. Napoleon Bonaparte b. Louis-Charles c. Maximilien Robespierre d. Marquis de Lafay
Which ideas of incorporation were based on the philosophy of natural rights built on the very concept of "ordered liberty"? complete incorporation and selective
The cytoplasm the single celled organism and circulatory system in the human both
The area of a square living room is 256 ft2. Which is the length of the room?