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4 years ago

Which expressions are equivalent to 3(-2a-4-)+3a

Mathematics

1 answer:

svetlana [45]4 years ago

6 0

Answer:

−6a−12+3a

Step-by-step explanation:

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Answer #1 please ASAP

Ad libitum [116K]

Answer:

4.5

Step-by-step explanation:

To find the median, put the data in order from smallest to largest

1,2,2,3,4,4,5,5,8,10,10,11

The count up the number of data points

Divide by 2

12/2

Split the data into 2 groups, 6 in each, starting at the beginning

1,2,2,3,4,4, 5,5,8,10,10,11

Since there is an even number

Add the last number in first group and the first number in the last group and divide by 2

(4+5)/2 = 9/2 = 4.5

The median is 4.5

6 0

3 years ago

Read 2 more answers

In a classroom 12 students are wearing glasses, while 6 are not. What percent of the students are wearing glasses? Explainnn

ASHA 777 [7]

Answer:

66,666666666666666666666666666666666667% :))

Step-by-step explanation:

total number of students in 1 class: 12 + 6 = 18 students

percentage of student wearing glasses are:

$\frac{12}{18} \times 100 = 66.666666667\%$

Done :))

4 0

3 years ago

The area of a sector with a central angle of 30' is 150'. Determine the approximate length of the diameter.

ioda

Answer:

It looks different. Can you provide some formulae based on it. I may help you out in the comment section!

4 0

3 years ago

Please help! Brainliest. No bots will be acceptable.

Vitek1552 [10]

Answer:

7.5 cups of raisins, 10 cups of peanuts and 5 cups of chocolate chips.

Step-by-step explanation:

We are given that,

The amount of ingredients needed for the trail mix are,

Raisins = cup

Peanuts = 1 cup

Chocolate chips = cup

Since, Kiran needs to make 10 cups of the trail mix.

The amount of ingredients needed will be,

Raisins = = = 7.5 cups

Peanuts = 1 × 10 = 10 cups

Chocolate chips = = 5 cups

Hence, the ingredients needed are 7.5 cups of raisins, 10 cups of peanuts and 5 cups of chocolate chips.

5 0

3 years ago

Read 2 more answers

You type 4500 words per hour. How many words do you type per minute?

sattari [20]

Answer:

you type 75 words per minute.

Step-by-step explanation:

since there are 60 minutes in an hour, simply divide 4,500 by 60 to get 75. i hope this helps you! good luck and have a great day. :)

7 0

3 years ago

Read 2 more answers