(2x-5*x+5)+(x+3*x-2)=123

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Solution for (2x-5*x+5)+(x+3*x-2)=123 equation:


Simplifying
(2x + -5x + 5) + (x + 3x + -2) = 123

Reorder the terms:
(5 + 2x + -5x) + (x + 3x + -2) = 123

Combine like terms: 2x + -5x = -3x
(5 + -3x) + (x + 3x + -2) = 123

Remove parenthesis around (5 + -3x)
5 + -3x + (x + 3x + -2) = 123

Reorder the terms:
5 + -3x + (-2 + x + 3x) = 123

Combine like terms: x + 3x = 4x
5 + -3x + (-2 + 4x) = 123

Remove parenthesis around (-2 + 4x)
5 + -3x + -2 + 4x = 123

Reorder the terms:
5 + -2 + -3x + 4x = 123

Combine like terms: 5 + -2 = 3
3 + -3x + 4x = 123

Combine like terms: -3x + 4x = 1x
3 + 1x = 123

Solving
3 + 1x = 123

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 + 1x = 123 + -3

Combine like terms: 3 + -3 = 0
0 + 1x = 123 + -3
1x = 123 + -3

Combine like terms: 123 + -3 = 120
1x = 120

Divide each side by '1'.
x = 120

Simplifying
x = 120

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