The answers of how you do it by steps

Mathematics

1 answer:

dedylja [7]2 years ago

7 0

2. is 24, because each layer has 1 and it is 6 layers. this means that there are 6 wholes, and you need to multiply by 4 to get the number of 1/4 cubes.

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Please answer a and c

n200080 [17]

add the numbers on both side by 3

4 + 3 = 7

8 + 3 = 11

rewrite the expression

7<11

that is still true

do the same by multiplying it by 2 and rewrite the inequality

5 0

3 years ago

2.5 = n 3.5 2 What is the variable?

attashe74 [19]

N is the variable I believe.

8 0

2 years ago

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Which two numbers on the number line have a absolute value of 1?

const2013 [10]

The one and the negative one

6 0

3 years ago

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6.) Alan, Becky, Jesus, and Mariah are four students in the chess club. If two of these students will be selected to represent t

Artist 52 [7]

Let's begin by listing out the information given to us:

There are four students: n = 4

Number of students to be selected: r = 2

To calculate the combination of 2 students to be chosen, we use:

$\begin{gathered} ^4C_2=\frac{n!}{(n-r)!}=\frac{4!}{(4-2)!}=\frac{4!}{2!} \\ ^4C_2=\frac{4\cdot3\cdot2\cdot1}{2\cdot1}=\frac{4\cdot3}{1}=12 \\ ^4C_2=12 \end{gathered}$

Therefore, there 12 possible combinations from these

3 0

1 year ago

What is the value of x in the following equation? 5x−13=15+7x

Alex787 [66]

5x-13=15+7x
-13=15+2x
-28=2x
-14=x

7 0

1 year ago