x+(x+40)=126

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Solution for x+(x+40)=126 equation:


Simplifying
x + (x + 40) = 126

Reorder the terms:
x + (40 + x) = 126

Remove parenthesis around (40 + x)
x + 40 + x = 126

Reorder the terms:
40 + x + x = 126

Combine like terms: x + x = 2x
40 + 2x = 126

Solving
40 + 2x = 126

Solving for variable 'x'.

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

Add '-40' to each side of the equation.
40 + -40 + 2x = 126 + -40

Combine like terms: 40 + -40 = 0
0 + 2x = 126 + -40
2x = 126 + -40

Combine like terms: 126 + -40 = 86
2x = 86

Divide each side by '2'.
x = 43

Simplifying
x = 43

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