173=x+2x+(21+x)

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Solution for 173=x+2x+(21+x) equation:


Simplifying
173 = x + 2x + (21 + x)

Remove parenthesis around (21 + x)
173 = x + 2x + 21 + x

Reorder the terms:
173 = 21 + x + 2x + x

Combine like terms: x + 2x = 3x
173 = 21 + 3x + x

Combine like terms: 3x + x = 4x
173 = 21 + 4x

Solving
173 = 21 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
173 + -4x = 21 + 4x + -4x

Combine like terms: 4x + -4x = 0
173 + -4x = 21 + 0
173 + -4x = 21

Add '-173' to each side of the equation.
173 + -173 + -4x = 21 + -173

Combine like terms: 173 + -173 = 0
0 + -4x = 21 + -173
-4x = 21 + -173

Combine like terms: 21 + -173 = -152
-4x = -152

Divide each side by '-4'.
x = 38

Simplifying
x = 38

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