19=2(x-1)-1

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Solution for 19=2(x-1)-1 equation:


Simplifying
19 = 2(x + -1) + -1

Reorder the terms:
19 = 2(-1 + x) + -1
19 = (-1 * 2 + x * 2) + -1
19 = (-2 + 2x) + -1

Reorder the terms:
19 = -2 + -1 + 2x

Combine like terms: -2 + -1 = -3
19 = -3 + 2x

Solving
19 = -3 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
19 + -2x = -3 + 2x + -2x

Combine like terms: 2x + -2x = 0
19 + -2x = -3 + 0
19 + -2x = -3

Add '-19' to each side of the equation.
19 + -19 + -2x = -3 + -19

Combine like terms: 19 + -19 = 0
0 + -2x = -3 + -19
-2x = -3 + -19

Combine like terms: -3 + -19 = -22
-2x = -22

Divide each side by '-2'.
x = 11

Simplifying
x = 11

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