3x-(1-2x)=12

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Solution for 3x-(1-2x)=12 equation:


Simplifying
3x + -1(1 + -2x) = 12
3x + (1 * -1 + -2x * -1) = 12
3x + (-1 + 2x) = 12

Reorder the terms:
-1 + 3x + 2x = 12

Combine like terms: 3x + 2x = 5x
-1 + 5x = 12

Solving
-1 + 5x = 12

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 + 5x = 12 + 1

Combine like terms: -1 + 1 = 0
0 + 5x = 12 + 1
5x = 12 + 1

Combine like terms: 12 + 1 = 13
5x = 13

Divide each side by '5'.
x = 2.6

Simplifying
x = 2.6

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