28-9x=12-5x

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Solution for 28-9x=12-5x equation:


Simplifying
28 + -9x = 12 + -5x

Solving
28 + -9x = 12 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
28 + -9x + 5x = 12 + -5x + 5x

Combine like terms: -9x + 5x = -4x
28 + -4x = 12 + -5x + 5x

Combine like terms: -5x + 5x = 0
28 + -4x = 12 + 0
28 + -4x = 12

Add '-28' to each side of the equation.
28 + -28 + -4x = 12 + -28

Combine like terms: 28 + -28 = 0
0 + -4x = 12 + -28
-4x = 12 + -28

Combine like terms: 12 + -28 = -16
-4x = -16

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

Simplifying
x = 4

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