90.1k views
3 votes
Solve: |4x+3|=|2x+1|

User Cicero
by
5.3k points

2 Answers

3 votes
(1) 4x+3=2x+1
<=> 2x=-2
<=> x=-1
(2) -4x-3=-2x-1
<=> -2x=2
<=> x=1
User Todd Ropog
by
5.4k points
2 votes

Explanation:

|4x+3|=|2x+1|

THERE ARE TWO UNIQUE EQUATIONs

4x+3=2x+1

2x=-2

x=-1

(or)

4x+3= -(2x+1)

4x+3=-2x-1

6x=-4

x=-2/3

Therefore x=-1 , -2/3

User Jbsound
by
5.8k points