What is the answer to this smart people answer this show work pls who knows this already

Question

asked May 7, 2021 195k views

1 Answer

Wharfdale · Answer 1 · 2021-05-11T11:19:13+0000

Answer:

10 units

Explanation:

LMNO is a square.

All sides of square are equal

MN = LM

3x + 1 = x + 7

3x - x = 7 - 1

2x = 6

x = 6/2

x = 3

LM = x + 7 = 3 + 7 = 10

LM = 10 units