400x-600=200x+800

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Solution for 400x-600=200x+800 equation:


Simplifying
400x + -600 = 200x + 800

Reorder the terms:
-600 + 400x = 200x + 800

Reorder the terms:
-600 + 400x = 800 + 200x

Solving
-600 + 400x = 800 + 200x

Solving for variable 'x'.

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

Add '-200x' to each side of the equation.
-600 + 400x + -200x = 800 + 200x + -200x

Combine like terms: 400x + -200x = 200x
-600 + 200x = 800 + 200x + -200x

Combine like terms: 200x + -200x = 0
-600 + 200x = 800 + 0
-600 + 200x = 800

Add '600' to each side of the equation.
-600 + 600 + 200x = 800 + 600

Combine like terms: -600 + 600 = 0
0 + 200x = 800 + 600
200x = 800 + 600

Combine like terms: 800 + 600 = 1400
200x = 1400

Divide each side by '200'.
x = 7

Simplifying
x = 7

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