3x=(x+(x+30))+20

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Solution for 3x=(x+(x+30))+20 equation:


Simplifying
3x = (x + (x + 30)) + 20

Reorder the terms:
3x = (x + (30 + x)) + 20

Remove parenthesis around (30 + x)
3x = (x + 30 + x) + 20

Reorder the terms:
3x = (30 + x + x) + 20

Combine like terms: x + x = 2x
3x = (30 + 2x) + 20

Remove parenthesis around (30 + 2x)
3x = 30 + 2x + 20

Reorder the terms:
3x = 30 + 20 + 2x

Combine like terms: 30 + 20 = 50
3x = 50 + 2x

Solving
3x = 50 + 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.
3x + -2x = 50 + 2x + -2x

Combine like terms: 3x + -2x = 1x
1x = 50 + 2x + -2x

Combine like terms: 2x + -2x = 0
1x = 50 + 0
1x = 50

Divide each side by '1'.
x = 50

Simplifying
x = 50

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