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jek_recluse [69]
3 years ago
14

Mrs.smith has 12 times as many markers as colored pencils.the total number of markers and colored pencils is 78.how many markers

does mrs.smith have?
Mathematics
1 answer:
cupoosta [38]3 years ago
6 0
Divide 78 and 12. You get 6
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Aleks04 [339]
Hi there!

a. 8x^2 - 1
(x^2 - 4x + 5) + (7x^2 + 4x - 6)
= x^2 + 7x^2 - 4x + 4x - 1
= 8x^2 - 1

b. 5x^2 + 7x - 7
(7x^2 + 4x - 6) - (2x^2 - 3x + 1)
= 7x^2 + 4x - 6 - 2x^2 + 3x - 1
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= 5x^2 + 7x -7

Hope this helps!
4 0
3 years ago
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tiny-mole [99]

2/6

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6 0
3 years ago
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ahrayia [7]

Answer:

12 R cm

Step-by-step explanation:

4 0
3 years ago
3-31÷4=2<br><br> 15points if you answer
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Step-by-step explanation:

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53 is the answer


Explanation

Yes
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