28-9x=4x-11

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Solution for 28-9x=4x-11 equation:


Simplifying
28 + -9x = 4x + -11

Reorder the terms:
28 + -9x = -11 + 4x

Solving
28 + -9x = -11 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
28 + -9x + -4x = -11 + 4x + -4x

Combine like terms: -9x + -4x = -13x
28 + -13x = -11 + 4x + -4x

Combine like terms: 4x + -4x = 0
28 + -13x = -11 + 0
28 + -13x = -11

Add '-28' to each side of the equation.
28 + -28 + -13x = -11 + -28

Combine like terms: 28 + -28 = 0
0 + -13x = -11 + -28
-13x = -11 + -28

Combine like terms: -11 + -28 = -39
-13x = -39

Divide each side by '-13'.
x = 3

Simplifying
x = 3

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