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vagabundo [1.1K]
3 years ago
13

Can someone please solve this problem?Quick!

Mathematics
1 answer:
Marta_Voda [28]3 years ago
6 0
Do you know how to use elimination method?
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If yall answer this Correctly add me on snap Ava_wey Lol
DanielleElmas [232]

you put some spoons in the freezer, let them get cold. while that's happening, stop crying and drink a glass of water. go get the spoons, put them on your eyes so that it isnt obvious that you've been crying. after its been like, five to ten mins, get some eyedrops, concealer, mascara, highlighter and blush. slab some of that on so it doesn't look like you just arose from the dead. last step is to put a smile on your face. lol im a pro at this

5 0
3 years ago
Read 2 more answers
Solve the inequality<br> 2x+4&gt;2x+3
garik1379 [7]

Answer:

Not solvable

Step-by-step explanation:

It is not solvable because if you simplify, you get, 0 > 3 and because this is not true it is non-solvable instead if infinite solution.

3 0
3 years ago
Write the algebraic expression that matches each graph
Sophie [7]

Answer:

1. y= |x| -15

2. y = -|x| +3

Step-by-step explanation

.The V shape means absolute value (the | | ), since its upside down, the equation has to be negative. The tip of the V doesn't start at 0 like normal, it's up 3, so the equation has a +3 at the end. The x intercept at (3, 0) is just so you can check your work. If we plug in 3 for x, we do in fact get 0 for y.

Not sure, if correct but here.

4 0
3 years ago
Read 2 more answers
What is the volume of a sphere with a radius of 1/4
MA_775_DIABLO [31]

What is the volume of a sphere with a radius of 1/4

.

\bold{volume \: of \: cube \:  =  \:   \frac{1}{3} \times \pi \times  {r}^{3}  }

putting given value in formula

\implies \:  \:  \frac{1}{3}  \times  \frac{22}{7}  \times ( \frac{1}{4} ) {}^{3}

\implies \:  \:  \frac{1}{3}  \times  \frac{22}{7}  \times  \frac{1}{4}  \times  \frac{1}{4}  \times  \frac{1}{4}

\implies \:  \:  \frac{22}{21}  \times  \frac{1}{64}  \\  \\   \implies \:  \: \frac{22}{1344}

volume \:  =  \:  \frac{22}{1344}

same can be done while talin pi as 3.14 ..... and you will be able tp get answer as decimal , so lets try that : -

\implies \:  \:  \frac{1}{3}  \times 3.14 \times ( \frac{1}{4} ) {}^{3}  \\  \\  \implies \:  \frac{1}{3}  \times  \frac{1}{64}  \times 3.14

\implies \:  \:  \frac{1}{192}  \times 3.14

ans _ 0.01635416666

6 0
3 years ago
Read 2 more answers
A machine produces 3-inch nails. A sample of 10 nails is obtained and the lengths determined. After some calculation, the sample
gtnhenbr [62]

Answer:

<em>The 90% confidence interval for the population mean length of nails produced by the machine.</em>

<em>(2.91562, 3.04438)</em>

Step-by-step explanation:

<u><em>Step:1</em></u>

Given that the size of the sample 'n' = 10

Given that the mean of the sample (x⁻) = 2.98

Given that the standard deviation of the sample (s) = 0.09

Degrees of freedom = n-1 = 10 -1 = 9

t₀.₁₀ = 2.2621

<u><em>Step:2</em></u>

<em>The 90% confidence interval for the population mean length of nails produced by the machine.</em>

(x^{-} - t_{9 , 0.10} \frac{S}{\sqrt{n} } , x^{-} + t_{9,0.10} \frac{S}{\sqrt{n} } )

(2.98 - 2.2621(\frac{0.09}{\sqrt{10} } , 2.98 + 2.262 \frac{0.09}{\sqrt{10} } )

(2.98 - 0.06438 , 2.98 + 0.06438)

(2.91562 , 3.04438)

<u><em>Final answer:-</em></u>

<em>The 90% confidence interval for the population mean length of nails produced by the machine.</em>

<em>(2.91562, 3.04438)</em>

4 0
3 years ago
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