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

Can you please help me with this question ASAP I will give 25 points can you give it with an explanation because I need to show it
Find the value of 2.8 + 6.5
The data in the table shows Rosa mowed 8 lawns each month. Represent the data pairs in the table as dots on the scatterplot
First person to answer this question will be marked as brainliest What is 1+1
I need help with 7 & 8 please
PLEASE HELP ME ILL GIVE YOU BRAINLIST OR WHATEVER THAT IS please answer the 3 of them it’d be very helpful<3 2) After Glen chooses a marble, how many are le
What is the y-intercept on the equation: y= 3/4x - 1
Solve for X. A) 12 C) 1 B) 4 D) 7 ---- A) 2 B) 9 C) 4 D) 15
Help would be need thank u! :)
Help pls 6th grade math i will give brainliest