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02-10-2020
Mathematics

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The midpoint of . is the point M, where AM = 5x + 4 and MB = 3+16 . Find the length of . AB

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ricchad ricchad

02-10-2020

Answer:

AB = 38

Step-by-step explanation:

|<----------------- AB ------------------->|

A--------------------M--------------------B

5x + 4 3+16

since M is at midpoint, AM = MB

5x + 4 = 3 + 16

5x = 3 + 16 - 4

x = 15 / 5

x = 3

AB = AM + MB

AB = 5(3) + 4 + 3 + 16

AB = 15 + 23

AB = 38

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