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  • 24-08-2017
  • Mathematics
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Which table of ordered pairs represents the equation of the graph?


3x−2y=12

Which table of ordered pairs represents the equation of the graph 3x2y12 class=

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choixongdong
choixongdong choixongdong
  • 24-08-2017
3x−2y=12

when x = -1; 
3(-1)−2y=12
-3 - 2y = 12
-2y = 15
 y = -7.5

when x = 1; 
3(1)−2y=12
3 - 2y = 12
-2y = 9
 y = -4.5

when x = 3; 
3(3)−2y=12
9 - 2y = 12
-2y = 3
 y = -1.5

when x = 5; 
3(5)−2y=12
15 - 2y = 12
-2y = -3
 y = 1.5

so answer is B. second choice
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