230k views
4 votes
I cant figure it out 3+2x=5+4x. x=?

User Subba Rao
by
6.3k points

2 Answers

6 votes
Subtract 2x from both sides
3=5+2x
Subtract 5 from both sides
-2=2x
Divide by2
X=-1
User Ji Wei
by
6.5k points
6 votes

Answer:

x=-1

Explanation:

3+2x=5+4x

Subtract 2x from each side

3+2x-2x=5+4x-2x

3 = 5x+2x

Subtract 5 from each side

3-5 =5-5+2x

-2 =2x

Divide each side by 2

-2/2 = 2x/2

-1 =x

User Ortund
by
6.5k points