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valkas [14]
3 years ago
12

(3n^2-5n+6) + (-8n^2-3n-2)=

Mathematics
1 answer:
Aleksandr [31]3 years ago
7 0

Answer:

-5n²-8n+4

Step-by-step explanation:

Remove Parentheses :

3n²-5n+6 - 8n²-3n-2

Collect/Combine Like terms:

(3n²-8n²) + (-5n-3n) +(6-2)

Simplify:

-5n²-8n+4

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Mr . Berg bought 5 number puzzles and 3 word puzzles for his students . The puzzles were $7 each . Mr . Berg used a $60 gift car
DaniilM [7]

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Mr. Berg got $4 in change.

Step-by-step explanation:

5 0
3 years ago
Edwin Chargaff determined that the amount of adenine (A) is equal to the amount of thymine (T ) in a DNA sample. He also determi
andrezito [222]

Answer:

This should be a biology question. But the answer is: Complemetary strand will be  TAGCCG

Step-by-step explanation:

what would be the complementary strand of DNA for ATCGGC?

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7 0
3 years ago
Can someone pls solve this​
denpristay [2]

Answer:

in triangle PQR, <P - <Q = 20 degrees, <Q - <R = 50 degrees, find <P, <Q, <R

Q = 30, R = 80, P = 50

Step-by-step explanation:

in triangle PQR, <P - <Q = 20 degrees, <Q - <R = 50 degrees, find <P, <Q, <R

R  =  Q +50, 80=30+50

P  =  Q + 20, 50=30+20

Q = 30, R = 80, P = 50

3 0
2 years ago
Solve for k:<br> k over 6.12 = 8.7<br><br> 1. k = 53.244<br> 2. k = 1.42<br> 3. k = 2.58
brilliants [131]

Answer:

1. k=53.244 or k=13311/250

5 0
3 years ago
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