Question

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

Answer 1

x = 0

Explanation:

3x+3=4+x-1

3x+3=x+4-1

3x+3=x+3

3x+3-3=x+3-3

3x=x

3x-x=x-x

2x=0

`(2x)/(2)=(0)/(2)`

x = 0

Answer 2

x=0

Explanation: