18x+400-20x=

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Solution for 18x+400-20x= equation:


Simplifying
18x + 400 + -20x = 0

Reorder the terms:
400 + 18x + -20x = 0

Combine like terms: 18x + -20x = -2x
400 + -2x = 0

Solving
400 + -2x = 0

Solving for variable 'x'.

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

Add '-400' to each side of the equation.
400 + -400 + -2x = 0 + -400

Combine like terms: 400 + -400 = 0
0 + -2x = 0 + -400
-2x = 0 + -400

Combine like terms: 0 + -400 = -400
-2x = -400

Divide each side by '-2'.
x = 200

Simplifying
x = 200

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