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mina [271]
3 years ago
10

I need help please

Mathematics
1 answer:
julsineya [31]3 years ago
7 0

Answer:

-2x = 4 4 + -2x

Step-by-step explanation:

-4x - 2x 2x - 4x

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After a 15% increase, a town has 115 people. What was the population before the increase?
Arte-miy333 [17]

Answer:

100 people

Step-by-step explanation:

<em>Population</em><em> </em><em>Of</em><em> </em><em>People</em><em>=</em><em>1</em><em>1</em><em>5</em><em>Percentage</em><em>ncrease</em><em>=</em><em>1</em><em>5</em><em>%</em>

<em>The</em><em> </em><em>New</em><em> </em><em>Population </em><em>corresponds </em><em>to</em><em> </em><em>1</em><em>1</em><em>5</em><em>%</em>

<em>(</em><em>That</em><em> </em><em>is</em><em> </em><em>1</em><em>0</em><em>0</em><em>+</em><em>1</em><em>5</em><em>)</em>

<em>We</em><em> </em><em>want</em><em> </em><em>to </em><em>find</em><em> </em><em>the</em><em> </em><em>popula</em><em>tion</em><em> </em><em>that</em><em> </em><em>corresponds</em><em> </em><em>to </em><em>100%</em><em> </em><em>that </em><em>is </em><em>the</em><em> </em><em>original</em><em> </em><em>population</em><em>.</em>

<em>Therefore</em><em> </em><em>Original </em><em>Population</em><em>;</em>

<em>\frac{100}{115}\times {115}{}</em>

<em>100 \: people</em>

7 0
3 years ago
Which is the best estimate of the square root of 96 to the nearest hundredth? 0.96 0.97 0.98 1.00
mash [69]
<span>9.80 this is what i got 

</span>
8 0
3 years ago
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Find the minimum sample size when we want to construct a 90% confidence interval on the population proportion for the support of
kogti [31]
N = 73
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PSYCHO15rus [73]
Good job oh my God you are so smart oh my God a good job bro
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(3squared)squared x(10cubed)squared
kiruha [24]

Hii :))

\tt {(3 ^{2} )}^{2}  \times  {(10^{3}) }^{2}  \\ \tt  = (3 \times 3) ^{2}  \times  {(10 \times 10 \times 10)}^{2}  \\   \tt \: =  {9}^{2}  \times 1000 ^{2}  \\ \tt  = (9 \times 9) \times (1000 \times 1000) \\  = \tt \:  81  \times  1000000 \\  =  \boxed{\tt \:  81000000}

__________________

\overbrace{ \underbrace{ \mathfrak{ \: \infty  \:  Carry \: on \: Learning \:  \infty }}}

ᴛʜᴇᴇxᴛʀᴀᴛᴇʀᴇꜱᴛʀɪᴀʟ

3 0
2 years ago
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