123k views
1 vote
PLEASE HELP…
!!!!!!!

PLEASE HELP… !!!!!!!-example-1
User Glutinous
by
7.1k points

2 Answers

2 votes
You would set it up 2x + 7 + 3x = 4x+ 9
Then you combine like terms, 5x+7=4x+9
Subtract 5x-4x , 9-7 and you get x=2
Then you substitute it to LM 2(2)+7 and you get 11
User Hans Wassink
by
6.8k points
6 votes

Answer:

LM=11

Explanation:

LN= ML+MN

4x+9=(2x+7)+(3x)

4x+9=5x+7

5x-4x= 9-7

x=2

LM=2x+7 =2(2)+7=4+7=11

User Kamil Svoboda
by
7.0k points