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If LN=6x-5,LM=2x+7, and MN=3x+20, Find MN
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If LN=6x-5,LM=2x+7, and MN=3x+20, Find MN

User Eric
by
7.4k points

1 Answer

4 votes

Answer:

MN = 116

Explanation:

I assumed that the line starts with point L and ends with point N.

LN = 6x-5

LM = 2x+7

MN = 3x+20

6x-5-(2x+7) = 3x+20

6x-5-2x-7 = 3x+20

4x-12 = 3x+20

x = 32

Plug-in x = 32 to MN

MN = 3x+20

MN = 3(32)+20

MN = 96 + 20

MN = 116

User Loda
by
8.5k points
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