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antiseptic1488 [7]
3 years ago
14

Mark is solving the following system.

Mathematics
1 answer:
Whitepunk [10]3 years ago
6 0

Answer:

c

Step-by-step explanation:

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-3 +3(n+8)= 2(1 + 6n) - 8
lilavasa [31]

Answer:

3 =n

Step-by-step explanation:

-3 +3(n+8)= 2(1 + 6n) - 8

Distribute

-3 +3n +24 = 2 +12n -8

Combine like terms

21+3n = 12n -6

Subtract 3n from each side

21+3n-3n = 12n-3n -6

21 = 9n -6

Add 6 to each side

21+6 = 9n-6+6

27 = 9n

Divide each side by 9

27/9 = 9n/9

27/9 =n

Divide the top and bottom by 3

3 =n

4 0
4 years ago
Read 2 more answers
Please help me with mathh !!!
larisa86 [58]
Okay I can help you with your math!!
8 0
2 years ago
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Quinzel earns $1254 each month. His total deductions are 20% of his pay. How much is deducted from his pay each month ?
vova2212 [387]

20% = 0.20

1254 x 0.20 = 250.80

so he has $250.80 deducted every month


7 0
4 years ago
Evaluate u + xy , for u = 2, x = 9, and y = 6.
Makovka662 [10]

Answer:

56

Step-by-step explanation:

After inserting the given values, u + xy becomes (2) + (9)(6), or 2 + 54, or 56.

3 0
3 years ago
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Diffrence of partial products and regrouping
Alex
Partial products is breaking down every number in multiplication and adding them. Regrouping is grouping number them adding them. They are different because one is taking all the numbers broken down, while the other is just a couple of the number.
8 0
3 years ago
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