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MrMuchimi
3 years ago
6

Evaluate the expression. 20- 3^2 x 2

Mathematics
2 answers:
Gemiola [76]3 years ago
5 0

Answer: 2

Step-by-step explanation:

Remember PEMDAS!

20 - 3^2 x 2

20 - 9 x 2

20 - 18

2

hope this helps :)

Zigmanuir [339]3 years ago
3 0

Answer:

2

Step-by-step explanation:

20 - 3^2 • 2

20 - 9 • 2

20 - 18

2

Hope this helps, good luck! :)

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3^x= 3*2^x<br> solve this equation
densk [106]

Answer:

{3}^{x}  = 3 \times  {2}^{x}  \\   x =  \frac{ln(3)}{ln(3) -ln(2) }   =  \frac{1.09}{1.09 - 0.69} \\ x = 2.7

I hope I helped you^_^

5 0
3 years ago
The original rectangle has a perimeter of 16
svet-max [94.6K]

12.4 / 6.2 = 2

so other side of enlarged rectangle = 1.8 x 2 = 3.6

Perimeter of enlarged rectangle = 2(3.6 + 12.4) = 32

Answer: 32 feet

------------------------

Another way to do:

12.4 / 6.2 = 2

SF = 2

The original rectangle has a perimeter of 16

Perimeter of the enlarged rectangle = 16 x 2 = 32

Answer: 32 feet

5 0
3 years ago
Suppose you are going to graph the data in the table.
solong [7]

Answer:

C. x-axis: temperature in increments of 5; y-axis: minutes in increments of 1

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
What does x,y equal?<br> Y=x+8<br> Y=9x
Bad White [126]
Heya user☺☺

Comparing botj equations , we will get...

x+8 = 9x

x = 1

So, y will be 9×1=9

Therefore, x= 1 and y=9

Hope thos will help☺☺
6 0
3 years ago
In the haden company, the standard material cost for the silk used in making a dress is $27.00 based on three square feet of sil
ad-work [718]
To solve for the materials quantity variance, we have the formula below:
Materials Quantity Variance = (Actual Quantity Used * Standard Rate) - (Standard Quantity Allowed * Standard Rate)

The solution is shown below:
Materials Quantity Variance = ($9.20 - $9.00)*3400
Materials Quantity Variance = $680

The answer is $680.

5 0
4 years ago
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