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tankabanditka [31]
3 years ago
9

Over four evenings, Ms. Cross grades 6 papers, 8 papers, 9 papers, and 7 papers. She wants to grade an average of 9 papers a nig

ht. What would be a reasonable estimate of how many papers Ms. Cross must grade on the fifth day to reach that goal? 18 15 11 19​
Mathematics
1 answer:
dexar [7]3 years ago
5 0
Is this math for college or Highschool
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Penelope has made 11/16ths of her cards.


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The circumference of a circle is 64π. What is the radius of the circle?
Fynjy0 [20]

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A.32

Step-by-step explanation:

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3 0
3 years ago
Solve this system using the linear combination method. Show your work.
kipiarov [429]

Answer:

Let's solve for x.

4x+2y=5

Step 1: Add -2y to both sides.

4x+2y+−2y=5+−2y

4x=−2y+5

Step 2: Divide both sides by 4.

4x

4

=

−2y+5

4

x=

−1

2

y+

5

4

Let's solve for x.

−4x−5y=7

Step 1: Add 5y to both sides.

−4x−5y+5y=7+5y

−4x=5y+7

Step 2: Divide both sides by -4.

−4x

−4

=

5y+7

−4

x=

−5

4

y+

−7

4

Answer:

x=

−5

4

y+

−7

4

Step-by-step explanation:

I hope this helps

3 0
3 years ago
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