[2x-1]=7

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Solution for [2x-1]=7 equation: 


Simplifying
[2x + -1] = 7

Reorder the terms:
[-1 + 2x] = 7

Remove brackets around [-1 + 2x]
-1 + 2x = 7

Solving
-1 + 2x = 7

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '1' to each side of the equation.
-1 + 1 + 2x = 7 + 1

Combine like terms: -1 + 1 = 0
0 + 2x = 7 + 1
2x = 7 + 1

Combine like terms: 7 + 1 = 8
2x = 8

Divide each side by '2'.
x = 4

Simplifying
x = 4

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