[3+(4-1)]=x

Solution for [3+(4-1)]=x equation:

Simplifying
[3 + (4 + -1)] = x

Combine like terms: 4 + -1 = 3
[3 + (3)] = x
[3 + 3] = x

Combine like terms: 3 + 3 = 6
[6] = x
6 = x

Solving
6 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
6 + -1x = x + -1x

Combine like terms: x + -1x = 0
6 + -1x = 0

Add '-6' to each side of the equation.
6 + -6 + -1x = 0 + -6

Combine like terms: 6 + -6 = 0
0 + -1x = 0 + -6
-1x = 0 + -6

Combine like terms: 0 + -6 = -6
-1x = -6

Divide each side by '-1'.
x = 6

Simplifying
x = 6