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blondinia [14]
3 years ago
7

In your notebook, set up the following addition using a vertical format and find the sum of the given polynomials. 3x^2 + 2x - 5

and -4 + 7x^2
-x 2 + 9x - 9
21x 2 + 2x + 20
10x 2 - 5x - 1
10x 2 + 2x - 9
ANSWER ASAP please
Mathematics
2 answers:
Svetradugi [14.3K]3 years ago
5 0
The sum to your question is 14
e-lub [12.9K]3 years ago
4 0

Answer #1- Add the expressions.  3x^2+2x−5+(−4+7x^2), Remove unnecessary parentheses.  3x^2+2x−5−4+7x^2, Add  3x^2 and 7x^2. 10x^2+2x−5−4, Subtract  4  from  −5. 10x^2+2x−9.

Final Answer: 10x^2  +2x−9 hopefully you now get an understanding of how to do it.

Answer #2: 7x−9

Answer #3: 4(11x+5)

Answer #4: 15x-1

Answer #5: 22x-9

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Answer:

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Step-by-step explanation:

6 0
3 years ago
I need help solving this problem(n-2)(n-5)
Korvikt [17]
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3 0
3 years ago
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Novosadov [1.4K]

Answe t = bh b = t h the number of bikes produced each hour is the constant of proportionality. total bikes = bikes per hour( number of hours) → t = bh total bikes number of hours = bikes per hour → b = t h y = kx, where k is the constant of proportionality → t = bh; thus, b is the constant of proportionality.

Step-by-step explanation:

3 0
3 years ago
NEED HELP ASAPPPPP please
LenaWriter [7]

Answer:

17, -3, -13, -18, -23

Step-by-step explanation:

Plug in the x side into the equation so

g(-4) = -5(-4) -3

g(-4) = 20-3

g(-4) = 17

Therefore that answer is 17

Then you do that for all of them, I don't have the time to do them all but that's the concept for all of them. Hope this helps and hopefully it's not too late. Sorry!

6 0
3 years ago
Write the expression in standard form 3h-2(1+4h)
polet [3.4K]
3h - 2(1 + 4h)
Multiply the bracket by -2:

3h -2 - 8h

Then, subtract the variables.

3h - 8h - 2

-5h - 2

∴The answer is -5h - 2


3 0
3 years ago
Read 2 more answers
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