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A is the point with coordinates (-2,d) B is the point with coordinates (4,15) The line AB has gradient 1/2 Work out the value of d​

Answer :

Answer:

d=12

Step-by-step explanation:

15-d/4+2=1/2

15-d/6=1/2

2(15-d)=6

30-2d=6

30-6=2d

24=2d

d=12

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