13=2(x-1)+1

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Solution for 13=2(x-1)+1 equation:


Simplifying
13 = 2(x + -1) + 1

Reorder the terms:
13 = 2(-1 + x) + 1
13 = (-1 * 2 + x * 2) + 1
13 = (-2 + 2x) + 1

Reorder the terms:
13 = -2 + 1 + 2x

Combine like terms: -2 + 1 = -1
13 = -1 + 2x

Solving
13 = -1 + 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.
13 + -2x = -1 + 2x + -2x

Combine like terms: 2x + -2x = 0
13 + -2x = -1 + 0
13 + -2x = -1

Add '-13' to each side of the equation.
13 + -13 + -2x = -1 + -13

Combine like terms: 13 + -13 = 0
0 + -2x = -1 + -13
-2x = -1 + -13

Combine like terms: -1 + -13 = -14
-2x = -14

Divide each side by '-2'.
x = 7

Simplifying
x = 7

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