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scZoUnD [109]
3 years ago
11

2(n2 + 1) − 3(n2 − 3) + 3(7n2 − 2), n = 1 4

Mathematics
1 answer:
lys-0071 [83]3 years ago
5 0
The correct answer is 61 :)(;
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BEST ANSWER GETS TO BE BRAINLYEST!!!!!
Lera25 [3.4K]
Hey there!

"9 pounds more than" means that you'll be adding 9 to the expression. 

"half the weight w" means that you'll be calculating half of w each time you solve the equation, or 0.5w. 

Your entire expression will be 0.5w + 9. 

Hope this helped you out! :-) 
7 0
3 years ago
Read 2 more answers
I need help!
irakobra [83]

Answer:

If a is positive and b is greater than 1 , then it is exponential growth. If a is positive and b is less than 1 but greater than 0 , then it is exponential decay

Step-by-step explanation:

small baby answer

5 0
3 years ago
The value of 30, to one decimal place, is approximately what?​
andrew-mc [135]

the answer is 5.5

when we write root of 30 in the calculater we get 5.477225575...

so we can round this off to one decimal point

and when we do the final answer will be 5.5

<em>hope</em><em> </em><em>that</em><em> </em><em>helps</em><em> </em><em>!</em>

8 0
3 years ago
Solve <br> 6r + 7 = 13 + 7r
Firdavs [7]

Answer:

r = -6

Step-by-step explanation:

6r + 7 = 13 + 7r

-6r both sides

7 = 13 + r

-7 both sides

r + 6 = 0

-6 both sides

r = -6

8 0
3 years ago
Read 2 more answers
Please help it’s not hard
blagie [28]

Answer:

H

Step-by-step explanation:

y= (1)x-3

Positive gradient, and the y intercept for the graph is -3, F is not the answer, the Y intercept is not -3.

7 0
2 years ago
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