5x+128=2x+31

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Solution for 5x+128=2x+31 equation:


Simplifying
5x + 128 = 2x + 31

Reorder the terms:
128 + 5x = 2x + 31

Reorder the terms:
128 + 5x = 31 + 2x

Solving
128 + 5x = 31 + 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.
128 + 5x + -2x = 31 + 2x + -2x

Combine like terms: 5x + -2x = 3x
128 + 3x = 31 + 2x + -2x

Combine like terms: 2x + -2x = 0
128 + 3x = 31 + 0
128 + 3x = 31

Add '-128' to each side of the equation.
128 + -128 + 3x = 31 + -128

Combine like terms: 128 + -128 = 0
0 + 3x = 31 + -128
3x = 31 + -128

Combine like terms: 31 + -128 = -97
3x = -97

Divide each side by '3'.
x = -32.33333333

Simplifying
x = -32.33333333

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