400+3x+5000=12x

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Solution for 400+3x+5000=12x equation:


Simplifying
400 + 3x + 5000 = 12x

Reorder the terms:
400 + 5000 + 3x = 12x

Combine like terms: 400 + 5000 = 5400
5400 + 3x = 12x

Solving
5400 + 3x = 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
5400 + 3x + -12x = 12x + -12x

Combine like terms: 3x + -12x = -9x
5400 + -9x = 12x + -12x

Combine like terms: 12x + -12x = 0
5400 + -9x = 0

Add '-5400' to each side of the equation.
5400 + -5400 + -9x = 0 + -5400

Combine like terms: 5400 + -5400 = 0
0 + -9x = 0 + -5400
-9x = 0 + -5400

Combine like terms: 0 + -5400 = -5400
-9x = -5400

Divide each side by '-9'.
x = 600

Simplifying
x = 600

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