Question

Can someone help me with this

Answer 1

LM + MN=LN

Therefore (2x-16)+(x-9)=11

2x-16+x-9=11

2x+x-16-9=11

3x-25=11

3x=11+25

3x=36

x=36/3

x=12

Therefore MN=(12-9)=3

MN=3