3x-120=9920-2x

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Solution for 3x-120=9920-2x equation:


Simplifying
3x + -120 = 9920 + -2x

Reorder the terms:
-120 + 3x = 9920 + -2x

Solving
-120 + 3x = 9920 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-120 + 3x + 2x = 9920 + -2x + 2x

Combine like terms: 3x + 2x = 5x
-120 + 5x = 9920 + -2x + 2x

Combine like terms: -2x + 2x = 0
-120 + 5x = 9920 + 0
-120 + 5x = 9920

Add '120' to each side of the equation.
-120 + 120 + 5x = 9920 + 120

Combine like terms: -120 + 120 = 0
0 + 5x = 9920 + 120
5x = 9920 + 120

Combine like terms: 9920 + 120 = 10040
5x = 10040

Divide each side by '5'.
x = 2008

Simplifying
x = 2008

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