leylarivera245 leylarivera245
  • 01-03-2020
  • Mathematics
contestada

Five times the difference of twice a number and twelve is negative twenty. Find the number. I need help with this guys please someone help

Respuesta :

PollyP52 PollyP52
  • 01-03-2020

Answer:

The number is 4.

Step-by-step explanation:

The difference of twice a number and 12 is 2x - 12.

Multiplying by 5 gives 5(2x - 12)

So 5(2x - 12) = -20

Solving for x

10x - 60 = -20

10x  = -20 + 60 = 40

x = 40/10

x = 4.

Answer Link

Otras preguntas

Which of the following points is the solution to the system? X-2y= -1 3x+5y = 8
What is 2688 divided by 16
37 children saturday and 25 sunday. how many whre there on those two days?
I need help is it A B C or D
A person is standing exactly 36 ft from a telephone pole. There is a 30° angle of elevation from the ground to the top of the pole. What is the height of the po
When was the death of all dinosuars?
The state constitution- and the formation of the instruments of government- is based A) free enterprise B) direct democracy C) primary elections D) republic de
What is a gamete? A. A sperm or egg cell produced by meiosis B. A diploid cell that split during meiosis C. Two sets of sister chromatids D. Two chr
4.5 3.9 4.258 3.75 4.256 from least to greatest
Use the following text passage to answer the question. There is a difference between the term social networking and the purpose of social network sites, as desc