2[2x-1]-8=18

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Solution for 2[2x-1]-8=18 equation:


Simplifying
2[2x + -1] + -8 = 18

Reorder the terms:
2[-1 + 2x] + -8 = 18
[-1 * 2 + 2x * 2] + -8 = 18
[-2 + 4x] + -8 = 18

Reorder the terms:
-2 + -8 + 4x = 18

Combine like terms: -2 + -8 = -10
-10 + 4x = 18

Solving
-10 + 4x = 18

Solving for variable 'x'.

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

Add '10' to each side of the equation.
-10 + 10 + 4x = 18 + 10

Combine like terms: -10 + 10 = 0
0 + 4x = 18 + 10
4x = 18 + 10

Combine like terms: 18 + 10 = 28
4x = 28

Divide each side by '4'.
x = 7

Simplifying
x = 7

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