128-7x=20x+23

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Solution for 128-7x=20x+23 equation:


Simplifying
128 + -7x = 20x + 23

Reorder the terms:
128 + -7x = 23 + 20x

Solving
128 + -7x = 23 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
128 + -7x + -20x = 23 + 20x + -20x

Combine like terms: -7x + -20x = -27x
128 + -27x = 23 + 20x + -20x

Combine like terms: 20x + -20x = 0
128 + -27x = 23 + 0
128 + -27x = 23

Add '-128' to each side of the equation.
128 + -128 + -27x = 23 + -128

Combine like terms: 128 + -128 = 0
0 + -27x = 23 + -128
-27x = 23 + -128

Combine like terms: 23 + -128 = -105
-27x = -105

Divide each side by '-27'.
x = 3.888888889

Simplifying
x = 3.888888889

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