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line LN with midpoint M, LM=x+9, MN=4x...trying to find LN

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there is a line LN with midpoint M, LM=x+9 and MN=4x... trying to find LN.

asked Dec 9, 2013 in ALGEBRA 2 by linda Scholar
reshown Dec 9, 2013 by goushi

1 Answer

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M is the mid point of the llne LN.

We know that M divides the line LN in two equal parts LM, MN

LM+MN = LN

x+9+4x = LN

LN = 5x+9

answered Dec 9, 2013 by william Mentor

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