2 answers:
2y+5=y+10
y+5=10
y=5
KN=15
2x+6=3x-1
6=x-1
7=x
NM=20
Since we know side LK is equal to KN, and side LM is equal to NM, we can set the pairs equal to each other and solve for x.
<u>KN</u>
2y+5=y+10
2y=y+5
y=5
<u>NM</u>
3x-1=2x+6
3x=2x+7
x=7
From this, we can conclude that side KN=5 and side NM=7.
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