x+(x+4)+(x+21)=136

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Solution for x+(x+4)+(x+21)=136 equation:


Simplifying
x + (x + 4) + (x + 21) = 136

Reorder the terms:
x + (4 + x) + (x + 21) = 136

Remove parenthesis around (4 + x)
x + 4 + x + (x + 21) = 136

Reorder the terms:
x + 4 + x + (21 + x) = 136

Remove parenthesis around (21 + x)
x + 4 + x + 21 + x = 136

Reorder the terms:
4 + 21 + x + x + x = 136

Combine like terms: 4 + 21 = 25
25 + x + x + x = 136

Combine like terms: x + x = 2x
25 + 2x + x = 136

Combine like terms: 2x + x = 3x
25 + 3x = 136

Solving
25 + 3x = 136

Solving for variable 'x'.

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

Add '-25' to each side of the equation.
25 + -25 + 3x = 136 + -25

Combine like terms: 25 + -25 = 0
0 + 3x = 136 + -25
3x = 136 + -25

Combine like terms: 136 + -25 = 111
3x = 111

Divide each side by '3'.
x = 37

Simplifying
x = 37

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