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daser333 [38]
3 years ago
9

Please help,This is the last question!!!!

Mathematics
1 answer:
Norma-Jean [14]3 years ago
3 0
I believe the answer is 95.09 per sweater. Though because I am can't totally recall what mean is, you might want to check it yourself.

To get what I got I divided 99.92 by 2 then added that to 199.84 which is 99.92 doubled.

Then, you multiply that (249.8) by .142 to get 35.47, which you add to the $249.80 you already have.

After this you come up with a total of 285.27 which you will then divide by three to get 95.09. However, I am not sure about the final step so you may want to check it yourself.
You might be interested in
48 - 8x equivalent expression
topjm [15]

Answer:

8(6-x)

Step-by-step explanation:

Both 48 and 8 can be divisible by 8.

48 ÷ 8 = 6

8 ÷ 8 = 1

Therefore you get the answer 8(6-x)

as the simplest form.

Hope this helps.

6 0
3 years ago
Can I have some help on these two math questions?
BigorU [14]
8. 1,728 i did 12×18÷2=108×32=345÷2= 1,728
8 0
3 years ago
36x^2+_x+4 fill in the blank
Neporo4naja [7]

Answer:

i don't know the answer lol

Step-by-step explanation:

3 0
2 years ago
I'm genuinely lost in any problems like this and my teachers are no help, I need help doing exponents in general, everything to
Stolb23 [73]

Answer:

See below.

Step-by-step explanation:

4)

So we have the expression:

(-6n^{-3})^2

We can use the power of a product property, where:

(ab)^n=a^n\cdot b^n

So:

=(-6)^2\cdot(n^{-3})^2

For the left, -6 squared is the same as -6 times -6. This equals positive 36.

For the right, we can use the power of a power property. The property says that:

(a^n)^k=a^{nk}

So:

(n^{-3})^2=n^{(-3)(2)}\\=n^{-6}

So, all together, we have:

=(-6)^2\cdot(n^{-3})^2\\=36n^{-6}

6)

We have the expression:

-\frac{3x^0}{x^4}

First, note that anything to the zeroth power (except for 0) is 1, thus, x^0 is also 1. Simplify:

=-\frac{3}{x^4}

And that's the simplest we can do :)

Notes for 6)

We <em>can</em> put the x^4 to the numerator. Recall that when you put an exponent to opposite side, you put a negative. In other words:

x^n=\frac{1}{x^{-n}}

And vice versa:

\frac{1}{x^{-n}}=x^n

So, we can write the above as:

=-\frac{3}{x^4}\\=-\frac{3}{x^{-(-4)}}\\=-3x^{-4}

However, traditionally, we want only positive exponents, so this wouldn't be correct.

4 0
3 years ago
Read 2 more answers
What is the slope of the line that is perpendicular to the line v=3/4x-6
emmasim [6.3K]
The answer is D -4/3 = slope
6 0
3 years ago
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