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

what is the answer to life the universe and everything
I need some help with this:)I'll apreciate the answers.
a string is attached to the rear-view mirror of a car. a ball is hanging at the other end of the string. the car is driving around in a circle, at a constant sp
a sign is to be hung from the end of a thin pole, and the pole supported by a single cable. your design firm brainstorms the six scenarios shown below. in scena
excess reagent definition
what is the difference between cake flour and regular flour
high blood pressure causes
three branches of government
what is 8.525 rounded to the nearest whole number
irregular galaxy definition