50% of what number is 11.72

50% of what number is 11.72 = 23.44

Step-by-step explanation:

50% is half, so simply doube it.

the answer is d

the answer is in the first quadrant, which make the y-int positive.

since the dots are going down, therefore the correlation is negative

i hope it is right.

i believe that the answer is

b. y-1=-2(x-4)

hope this !