Respuesta :

Answer:

x = 5 unit

NM = 20 unit

OL = 20 unit

Step-by-step explanation:

Given:

LMNO is parallelogram

NM = x + 15

OL = 3x + 5

Find:

x and NM and OL

So,

NM = OL

x + 15 = 3x + 5

2x = 10

x = 5

So,

NM = x + 15 = 5 + 15 = 20

OL = 3x + 5 =3(5)+5 = 20