Question

Solve 2x − 1 = 5.

x = 1
x = 2
x = 3
x = 4

Answer 1

2x - 1 = 5
2x = 6
x = 3

Answer 2

x = 3

Explanation:

2x - 1 = 5 ( add 1 to both sides )

2x = 6 ( divide both sides by 2 )

x = 3