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Murrr4er [49]
3 years ago
7

Evaluate the expression when b= -5 and X-4. 9x-b

Mathematics
2 answers:
lesantik [10]3 years ago
5 0

Answer:

-31

Step-by-step explanation:

if x equals -4 and b equals -5

9(-4) -(-5)

-36 + 5

Bas_tet [7]3 years ago
3 0
9(-4)-5


If you want the answer then that is


-36-5= -41
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Which choice is equivalent to the fraction below when x is an appropriate
garri49 [273]

The rationalized form of the expression will be -1+\sqrt{2}}

<h3>Rationalization of rational functions</h3>

Given the rational function

\frac{\sqrt{12}}{\sqrt{3}-3}\\

Multiplying by the conjugate of the denominator

=\frac{\sqrt{12}}{\sqrt{3}-3}\times \frac{\sqrt{3}+3}{\sqrt{3}+3}\\=\frac{\sqrt{12}(\sqrt{3}+3)}{3-9}\\ =\frac{(\sqrt{36}+3\sqrt{12})}{3-9}\\=\frac{6+6\sqrt{2}}{-6}\\ =

Simplifying further will give:

-1+\sqrt{2}}

Hence the rationalized form of the expression will be -1+\sqrt{2}}

Learn more on rationalization here: brainly.com/question/14261303

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2 years ago
what is the center of the data in the dot plot? number of science homework assignments each week. Is it 2?
nika2105 [10]
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3 years ago
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An investor invested a total of ​$3 comma 500 in two mutual funds. One fund earned a 4​% profit while the other earned a 2​% pro
lesya [120]

Answer:

$2000 invested in first fund

$1500 invested in second fund

Step-by-step explanation:

An investor invested a total of ​$3,500 in two mutual funds.

Let x be the amount invested in first fund

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So interest is 0.04x for first fund

Let x be the amount invested in first fund

first fund earned a 4​% profit (4%= 0.04)

So interest is 0.04x for first fund

Let y be the amount invested in second fund

second fund earned a =2​% profit (2%= 0.02)

So interest is 0.02y for second fund

An investor invested a total of ​$3,500 in two mutual funds.

So x+y = 3500----> equation 1

y= 3500-x

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Plug in 3500 -x for y

0.04x + 0.02(3500-x) = 110

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0.02x + 70 = 110

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0.02x = 40

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y= 3500-x

so y= 3500 - 2000 = 1500

$2000 invested in first fund

$1500 invested in second fund



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3 years ago
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Answer:

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