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ycow [4]
4 years ago
15

20-x2/y-x for x=2 and y=6

Mathematics
2 answers:
Amanda [17]4 years ago
8 0

\text{Hello there!}\\\\\text{Plug in the numbers and solve:}\\\\\frac{20-x^2}{y-x}\\\\\frac{20-2^2}{6-2}\\\\\frac{20-4}{6-2}\\\\\frac{16}{4}\\\\=4\\\\\boxed{\text{Answer: 4}}

MaRussiya [10]4 years ago
7 0
Use substitution to solve the equation:
20-4/4.
4/4=1 so it simplifies to 20-1 which equals 19
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PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!!
Burka [1]

Answer:  d) 0.9693

<u>Step-by-step explanation:</u>

refer to the z-table attached.  

The table shows the percent from the MEAN.  The percent below the mean is 50% so that needs to be added to the value in the table.  

Look on the left side for 1.8 and the top for 0.07 (which is 1.87).  

The value is 0.4693 --> add 0.5 to that value to get 0.9693.

6 0
3 years ago
At his favorite restaurant, Dylan orders a soda with his dinner. The ice in his drink has a mass of 6 g and a volume of 20 cm3.
frez [133]

Answer:

0.3

Step-by-step explanation

The formula to find density is m/v=p

m=mass

v=volume

p=density

<h3>---------------------------</h3>

All we have to do is plug in 6g and 20cm^3

This will give us 6/20 which simplifies to 3/10

With this you can easily figure out that the decimal for 3/10 is 0.3

So the density of the ice is <u>0.3</u>

<u>Hope this helped!</u>

5 0
3 years ago
A rectangle has a perimeter of 34 cm. It’s length is 5 more than twice it’s width.Write and solve a system of equations to find
Aloiza [94]

Answer:

Length = 13 cm

Step-by-step explanation:

Length (L) = 2 x Width (W) + 5

2 x (L + W) = 34

2 x (2W + 5 + W) = 34

6W + 10 = 34

6W = 34-10 = 24

W=4

L = 13

6 0
3 years ago
Describe what math step you would do to solve this equation ?
Vanyuwa [196]

Answer:

Multiply each side by 14.7

Step-by-step explanation:

cos 50 = m / 14.7

Multiply each side by 14.7

14.7 cos 50 = m /14.7 *14.7

 14.7cos 50 = m

6 0
4 years ago
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Jeff earns $27,800 per year. What is his bi-monthly gross pay?
taurus [48]
$27,800/6=$4,633.33 if thats every two months if its twice a month them its $1158.33
6 0
3 years ago
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