Question

Describe and fix the error

2(3x+1)=10x-2(1-x)
6x+2=10x-2-2x
6x+2=8x-2
2=2x-2
4=2x
2=x

Answer 1

Answer: x=2/3

Explanation:

2(3x+1)=10x-2(1-x)

6x+2=10x-2+2x

6x+2=12x-2

2=6x-2

4=6x

4/6=x

2/3=x