dehstaney3596 dehstaney3596
  • 21-09-2021
  • Mathematics
contestada

When 5 is added to a certain number and the result is multiplied by 3 the final answer is 27 what is the original number

Respuesta :

seetha1980
seetha1980 seetha1980
  • 21-09-2021

Answer:

The original number is 4

Step-by-step explanation:

Let x be the number.

5 is added to x => 5+x

When it is multiplied by 3,

3*(5+x) = 27

=> 15 + 3x = 27

Subtract 15,

3x = 27 - 15 = 12

Divide by 3,

x = 4

Answer Link

Otras preguntas

A 3.0 kg box is suspended by a series of ropes as shown below. The tension force in the horizontal rope is -40 N. What is the tension force in the rope attached
Which three lines in this excerpt from Edgar Allan Poe's "Annabel Lee" contain alliteration?
A pine tree that is 150 feet tall is added to the sample. How will this outlier affect the shape of the box plot?
According to Kepler's Third Law, a solar-system planet that has an orbital period of 8 years would have an orbital radius of about ________ year(s)
Can someone answer #4 and 5 please
Can someone help me
Before implementing controls in a newly developed system, management should PRIMARILY ensure that the controls: Select an answer: A. satisfy a requirement in ad
Water is being pumped from the bottom of a well 150 feet deep at a rate of 200 gal/hour into a vented storage tank 30 feet above the ground. To prevent freezing
Which kind of region is based upon people’s shared language customs and art?
Why does wind develop ?