Posted by **_** on Friday, July 31, 2009 at 9:14pm.

M is the midpoint of segment AB, AM=2x+4 and AB=12x+4. What is the value of MB? Show your work for credit.

- geometry -
**drwls**, Friday, July 31, 2009 at 11:21pm
I don't need the credit, you do.

If M is the midpoint, AM must equal MB, and both must be half of AB. Tey tell you that AB = 12x = 4.

Therefore 2x + 4 = 6x + 2

Solve for x and complete the problem.

- geometry (typo correction) -
**drwls**, Saturday, August 1, 2009 at 11:37am
They tell you that AB = 12x + 4.

Therefore 2x + 4 = 6x + 2

x = 0.5

AM = MB = 5

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