100=x+(18+x)

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Solution for 100=x+(18+x) equation:


Simplifying
100 = x + (18 + x)

Remove parenthesis around (18 + x)
100 = x + 18 + x

Reorder the terms:
100 = 18 + x + x

Combine like terms: x + x = 2x
100 = 18 + 2x

Solving
100 = 18 + 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.
100 + -2x = 18 + 2x + -2x

Combine like terms: 2x + -2x = 0
100 + -2x = 18 + 0
100 + -2x = 18

Add '-100' to each side of the equation.
100 + -100 + -2x = 18 + -100

Combine like terms: 100 + -100 = 0
0 + -2x = 18 + -100
-2x = 18 + -100

Combine like terms: 18 + -100 = -82
-2x = -82

Divide each side by '-2'.
x = 41

Simplifying
x = 41

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