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Nastasia [14]
3 years ago
7

-2x – 6y = -24 X-8y = -10

Mathematics
2 answers:
vlada-n [284]3 years ago
6 0

Answer:

first we find the value of 'y' so

x-8y=-10+8y

x=-10+8y

-2(-10+8y)-6y=-24

20-16y-6y=-24

20-22y=-24-20

-22y=-44

y=2

then also we can find the value of 'x'

-2x-6y=-24

2x-6(2)=-24

2x-12= -24

2x= -24+12

x= -12

DochEvi [55]3 years ago
3 0

Answer:

{x,y}={31,4}

Step-by-step explanation:

x-8y = -1  x-6y = 7

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What is the value of $750 invested into an account with an annual rate of 3.25% compounded continuously for 4 years and 3 months
Goshia [24]

Answer:

$861.09

Step-by-step explanation:

You are going to want to use the compound interest formula, which is shown below.

A = Pe^{rt}

<em>A = total </em>

<em>P = principal amount </em>

<em>r = interest rate (decimal) </em>

<em>t = time (years) </em>

<em />

First, change 3.25% into its decimal form:

3.25% -> \frac{3.25}{100} -> 0.0325

Next for <em>t, </em>we can use 4.25 since 4 years and 3 months is 4.25 in its decimal form. Now lets plug in the values:

A=750e^{(0.0325)4.25}

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Your answer is $861.09

5 0
3 years ago
PRACTICE ANOTHER A normal distribution has a mean of 69 and a standard deviation of 15. What is the median
aliya0001 [1]

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69

Step-by-step explanation:

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6 0
3 years ago
On a twelve hours clock the time is quarter -past nine. where does the long head and point ?​
AleksAgata [21]

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8 0
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Solve the equation + explanations
sergey [27]

Answer:

(1 + √2)/2

Step-by-step explanation:

Assuming the values are in degrees,

sin(45) = sin(π/4)=√2/2

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thus

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8 0
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If 9% of a number equals 5, find 36% of that number.
lakkis [162]

Answer:

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Step-by-step explanation:

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3 years ago
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