(x+3)-3x=55

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Solution for (x+3)-3x=55 equation:


Simplifying
(x + 3) + -3x = 55

Reorder the terms:
(3 + x) + -3x = 55

Remove parenthesis around (3 + x)
3 + x + -3x = 55

Combine like terms: x + -3x = -2x
3 + -2x = 55

Solving
3 + -2x = 55

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + -2x = 55 + -3

Combine like terms: 3 + -3 = 0
0 + -2x = 55 + -3
-2x = 55 + -3

Combine like terms: 55 + -3 = 52
-2x = 52

Divide each side by '-2'.
x = -26

Simplifying
x = -26

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