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maxonik [38]
2 years ago
11

If -7 +3x=-25, what is the value of x^2-6x+9

Mathematics
2 answers:
Musya8 [376]2 years ago
4 0
Add seven to both sides of the equal sign. Now you have 3x= -18 Then divide by three on each side. Now you have x= -6 Then plug it in. -6^2-6(-6)+9 The answer to that is 9
Debora [2.8K]2 years ago
3 0
It's so much better when there's a pic. :D

Work is attached.

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Answer:

20%

Step-by-step explanation:

To find the percent increase lets first find the increase.

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Now divide the increase by the original amount

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3 years ago
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Stella [2.4K]

42 times 28 = 1176

i'm 90% sure it's right please tell me if it's not

7 0
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                             |
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   2x² + 2x +3        | 2x³ - 6x² +7x +3
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</span>                                      -8x² +4x  +3                -8x²/2x² = -4
                                    <span>-(-8x² -8x  -12)
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6 0
3 years ago
Find the sum and product of the roots. 3x^<br> 2 - 4x - 7 = 0
victus00 [196]
Given the quadratic function, to get the roots we factorize:
3x²-4x-7=0

3x²+3x-7x-7=0
3x(x+1)-7(x+1)=0
(3x-7)(x+1)=0
thus the roots are
x=-1 or x=3/7
thus the sum of the roots will be:
-1+3/7
=-4/7
6 0
3 years ago
Is Figure ABCD congruent to Figure PQRS? Use the drop-down menus to explain your answer. у 6 В. R 4 S a Q N A I Р 8 -6 -4 -2 O -
natali 33 [55]

Answer:

are not and does not

Step-by-step explanation:

7 0
2 years ago
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