2[x-1]+7=3

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Solution for 2[x-1]+7=3 equation:


Simplifying
2[x + -1] + 7 = 3

Reorder the terms:
2[-1 + x] + 7 = 3
[-1 * 2 + x * 2] + 7 = 3
[-2 + 2x] + 7 = 3

Reorder the terms:
-2 + 7 + 2x = 3

Combine like terms: -2 + 7 = 5
5 + 2x = 3

Solving
5 + 2x = 3

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 2x = 3 + -5

Combine like terms: 5 + -5 = 0
0 + 2x = 3 + -5
2x = 3 + -5

Combine like terms: 3 + -5 = -2
2x = -2

Divide each side by '2'.
x = -1

Simplifying
x = -1

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