3x+125=-x-4

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Solution for 3x+125=-x-4 equation:


Simplifying
3x + 125 = -1x + -4

Reorder the terms:
125 + 3x = -1x + -4

Reorder the terms:
125 + 3x = -4 + -1x

Solving
125 + 3x = -4 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
125 + 3x + x = -4 + -1x + x

Combine like terms: 3x + x = 4x
125 + 4x = -4 + -1x + x

Combine like terms: -1x + x = 0
125 + 4x = -4 + 0
125 + 4x = -4

Add '-125' to each side of the equation.
125 + -125 + 4x = -4 + -125

Combine like terms: 125 + -125 = 0
0 + 4x = -4 + -125
4x = -4 + -125

Combine like terms: -4 + -125 = -129
4x = -129

Divide each side by '4'.
x = -32.25

Simplifying
x = -32.25

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