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Nezavi [6.7K]
3 years ago
9

To undo subtraction, you A.add B.multipy C.subtract D.divide

Mathematics
1 answer:
Alex777 [14]3 years ago
3 0

Answer:

C

Subtract

Step-by-step explanation:

example

6-1=5

5+1=6

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Haley makes earrings and packages them into cube boxes that measure 1/6 foot wide. how many 1/6 foot cubic boxes can she fit int
navik [9.2K]

Answer: 28\ cubes

Step-by-step explanation:

The volume of a cube can be found with this formula:

V_{(c)}=s^3

Where "s" is the lenght of any edge of the cube.

The formula for calculate the volume of a rectangular prism is:

V_{rp}=lwh

Where "l" is the lenght, "w" is the width and "h" is the height.

We need to find the volume of a cube box:

V_1=s^3=(\frac{1}{6}ft)^3=\frac{1}{216}ft^3

To find the volume of the shipping box, first we must convert the mixed number to  an improper fraction:

1\frac{1}{6}=\frac{(6*1)+1}{6}=\frac{7}{6}

Then the volume of the shipping box is:

V_2=lwh\\\\V_2=(\frac{7}{6}ft)(\frac{1}{3}ft)(\frac{1}{3}ft)=\frac{7}{54}ft^3

Now, in order to find the  number of cube boxes can Haley fits into a shipping box, you must divide the the volume of the shipping box by the volume of one cube. This is:

\frac{\frac{7}{54}ft^3}{\frac{1}{216}ft^3}=28

6 0
3 years ago
Order of operations 20/5*2
Xelga [282]
The order of operations is Parenthesis Exponents Multiplication Division Addition Subtraction For this problem, we have M and D. We first do division. Not always multiplication is first. So we divide 20 by 5, which gets you 4, and multiply by 2, which is 8. 8 IS YOUR FINAL ANSWER,
6 0
3 years ago
Read 2 more answers
What is the value of the expression 1 over 5 to the power of - 5 end exponent?
marishachu [46]
3125 !! If I was correct.
3 0
3 years ago
Plzzzzzzzzzzzzzzzzzz need help
vlada-n [284]

Answer: A

Step-by-step explanation:

4x+4y=20

We need to get this form: y=mx+b

we need to begin by isolating y on the left side. To do this, we must subtract 4x.

4y=20-4x

Rewrite it so that we get this form: y=mx+b

4y=-4x+20

Since y needs to be completely isolated, divide by 4.

y=-\frac{4x}{4} +\frac{20}{5}

Divide;

y=-x+5

7 0
3 years ago
Read 2 more answers
Check all the true statements.
andrew-mc [135]

Answer:

The true statements are:

  • 2DE = AC
  • 1/2AC = DE
  • DE || AC  

Step-by-step explanation:

As we are given,

AD = 3.5 and BD = 3.5

CE = 3 and BE = 3

From the given triangle ΔABC, it is clear that:

The segment DE bisects the sides AB and BC, so

AD = BD

CE = BE

It is clear that the segment DE is parallel to the segment AC, thus

DE || AC  

As DE is the midsegment between AB and BC, so

2DE = AC

1/2AC = DE

Thus, the true statements are:

  • 2DE = AC
  • 1/2AC = DE
  • DE || AC  
5 0
2 years ago
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