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ra1l [238]
3 years ago
13

I need help on this question and every time I get help on this question some people get it wrong. can someone give me the right

answer, please?

Mathematics
1 answer:
LenaWriter [7]3 years ago
8 0

Answer:

x = 8

y = -7

Step-by-step explanation:

  • (-3y) - 4x = -11

3y - 5x = -61

-----------------------+

-9x = -72

x = 8

  • 3y - 5x = -61

3y -5(8) = -61

3y - 40 = -61

3y = -21

y = -7

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Answer:

x= 17 /9  or x= 25 /9

Step-by-step explanation:

9(3x - 7) ^2= 16

9(3x - 7) ^2-16= 0

as we know that (a-b)^2=a^2-2ab+b^2

9((3x)^2-2(3x)(7)+(7)^2=0

solving this we got the below equation

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By Factorizing the equation

(9x−17)(9x−25)=0

9x−17=0 or 9x−25=0

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3 years ago
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elena-s [515]
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makkiz [27]

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