42+x=(13+x)*2

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Solution for 42+x=(13+x)*2 equation:


Simplifying
42 + x = (13 + x) * 2

Reorder the terms for easier multiplication:
42 + x = 2(13 + x)
42 + x = (13 * 2 + x * 2)
42 + x = (26 + 2x)

Solving
42 + x = 26 + 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.
42 + x + -2x = 26 + 2x + -2x

Combine like terms: x + -2x = -1x
42 + -1x = 26 + 2x + -2x

Combine like terms: 2x + -2x = 0
42 + -1x = 26 + 0
42 + -1x = 26

Add '-42' to each side of the equation.
42 + -42 + -1x = 26 + -42

Combine like terms: 42 + -42 = 0
0 + -1x = 26 + -42
-1x = 26 + -42

Combine like terms: 26 + -42 = -16
-1x = -16

Divide each side by '-1'.
x = 16

Simplifying
x = 16

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