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adell [148]
3 years ago
11

Can u help me answer this I’m so stuck

Mathematics
1 answer:
Slav-nsk [51]3 years ago
6 0

Answer:

I learned a great formula for repeating decimals.

OK! Let's get started. For each decimal spot that is recurring, it is put over a 9, rather than a 10.

In your case, 0.142 would be 142 over 3 9s.

142/999 cannot be simplified.

Therefore, 142/999 is our answer.

Since the repentant is over only one digit, we have to solve another way.

We can represent it as "x"

10x = 5.66.... - x = 0.56.....=5.1

9x = 51/10

51/10/9 = 51/90 = 17/30 as our answer.

We can solve this next one the same way:

100x = 3.44444 - x  = 3.41

999x = 341/100

341/100/999 = 31/900 as our answer.

Now! 1.52 can be solved the same way.

In doing so, we achieve the answer 151/99 as our answer

This one can be done the same way as well. I'll give you the answer, but next time try to solve it for yourself!

179/495 is our answer.

Now, you asked for 0.004 as a fraction.

That is equivalent to 4/999 as our answer.

Note: This is because each 0 can be counted as a 9, increasing in order. (i.e., over 100 is over 99 over 1000 is over 999 over 10 9)

You might be interested in
845,636rounded to ten thousand
bogdanovich [222]
840,000. Also, you shouldn't be relying on this site - there are a lot of posts from you in the last couple of minutes. Find out why that's the answer so you can do it yourself!
8 0
4 years ago
I dont know the x of 30-2x=22
zloy xaker [14]

Answer:

4

Step-by-step explanation:

30-22=2x

8=2x

8/2=x

3 0
3 years ago
Read 2 more answers
How to solve -7-8(6x+5)
koban [17]

Answer: -47 - 48x

Step-by-step explanation: When you first take a look at this problem, it's tempting to want to subtract -7 - 8 to get -15 and then distribute the -15 through the parentheses.

You wouldn't want to subtract however before you distribute because the distributive property is a form of multiplication and remember from your order of operations that multiplication comes before subtraction.

So the first thing you want to do here is distribute and change the minus sign in front of the -8 to plus a negative 8 so that you know you are distributing a -8 through your parentheses.

So we have -7 + -8 times 6x which is -42x + -8 times 5 which is -40.

Now we have -7 + -48x + -40.

Now just combine your like terms. -7 + -40 is -47 and plus a negative 48x can be written as -48x so we have -47 - 48x.

So your answer is just -47 - 48x.

6 0
4 years ago
2x - 3y = 14<br> 5x - 3y = -10
pshichka [43]

Answer:

x = -8

y = -10

Step-by-step explanation:

Elimination

2x - 3y = 14

5x - 3y = -10

__________--

-3x = 24

x = 24/-3

x = -8

Subsitution

2x - 3y = 14

2(-8) - 3y = 14

-16 - 3y = 14

-3y = 14 + 16

-3y = 30

y = 30/-3

y = -10

5 0
4 years ago
The equation p = 1.95t² + 12.25t + 125 approximates the average sale price p of a house (in thousands of dollars) for years t si
Alborosie

Resolving   p = 1.95t² + 12.25t + 125

<span>year=2010   </span>for t=0

<span>year=2021   </span>for t<span>=(2021-2010)=11  </span>

We have that

p = 1.95*(11) ^² + 12.25*(11) + 125

p =495.70 thousands of dollars

p =495700<span>  dollars </span>

<span>is the best estimate for the price of the house in year 2021</span>
6 0
3 years ago
Read 2 more answers
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