Tymlily
Tymlily Tymlily
  • 03-01-2018
  • Mathematics
contestada

How do you do 4/5x-.4 repeating?

Respuesta :

Jossilyn16
Jossilyn16 Jossilyn16
  • 06-01-2018
We use the algebraic way for this:
0.0¯4=x we manipulate the equation by multiplying it by 10 and 100.
0.¯4=10x
4.¯4=100x
We subtract the second equation from the third equation to get:
4=90x 
Therefore, 
490=x or
245=x
so the answer is

2/45

Answer Link

Otras preguntas

You fall down and scrape your hand – describe what each component of blood would be doing at the injury site.
Some people advise the use of debit cards (rather than credit cards) because the use of debit cards __________.
A kilowatt-hour (kW-h) must be a unit of _____. A. mass B. force C. power D. energy
YOU WENT TO THE GYM LAST WEEK AND SPENT THE FOLLOWING AMOUNT OF YOUR TIME ON THE RUNNING MACHINE. Day | Time Spent Mon | 0.3 Tues | 15% Wed | 1/6 Thu
What is the value of x? º A triangle with base on an extended line. Two angle measures are given. Top interior angle is twenty-eight degrees. Lower left exterio
In 79 CE, a volcano erupted near Pompeii. Within a day, the city was buried under nine feet of ash. How many inches of ash buried the city? One foot is the same
adele started her homework at 9:10. she finished at 9:45. how long did she spend on her homework?
What is the role of Canada’s Governor General?
the gravitational attraction between two objects will what if one object acquires more mass
For a book called Maniac Magee ~ what happened that caused Maniac to "lose his power" over the McNab boys?