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bulgar [2K]
3 years ago
8

-2(4 - 3x) + (5x - 2)

Mathematics
2 answers:
malfutka [58]3 years ago
6 0

Answer:

-6+11x

Step-by-step explanation:

distribute -2 to the parenthsis:

-2*4=-8, -2*-3x=6x

next simplify (5x-2) to 5x+2

-8+6x+5x+2

then combine x terms and non-x terms to get -6+11x

ipn [44]3 years ago
3 0

Answer:

= 11x-10

Step-by-step explanation:

here are the steps

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1200$ invested at a rate of 3.5% compounded quarterly; 4 years
Tju [1.3M]

Step-by-step explanation:

<em>1st year</em>:

(1200 x 3.5 x 1) ÷ 100 = $42

<em>2nd year:</em>

(1242 x 3.5 x 1) ÷ 100= $43.47

<em>3rd year:</em>

(1285.47 x 3.5 x 1) ÷ 100= $44.99≈ $45

<em>4th year:</em>

(1330.47 x 3.5 x 1) ÷ 100= $46.56

Compound interest:

$(42 + 43.47 + 45 + 46.56)

=<u>$ 177.03</u>

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3 years ago
Estimating quotient for greater dividend
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3 years ago
29×5/6 how do you solve it
frutty [35]
Is the whole thing divided by 6 or just the 5?
7 0
3 years ago
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The scores for a certain test of intelligence are normally distributed with mean 85 and standard deviation 11. Find the 90th per
jonny [76]

Answer:

99.1 is the 90th percentile of these scores.

Step-by-step explanation:

We are given the following information in the question:

Mean, μ = 85

Standard Deviation, σ = 11

We are given that the distribution of score is a bell shaped distribution that is a normal distribution.

Formula:

z_{score} = \displaystyle\frac{x-\mu}{\sigma}

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Putting values, we get,

\displaystyle\frac{x - 85}{11} = 1.282\\\\x = 99.1

Thus, 99.1 is the 90th percentile of these scores.

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3 years ago
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IRINA_888 [86]

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This means that if the point (2, 7) is on f (x), therefore the point (7, 2) is on f^-1 (x).

<span>Answer: (7, 2)</span>

6 0
3 years ago
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