2x-4x=10-20

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Solution for 2x-4x=10-20 equation: 


Simplifying
2x + -4x = 10 + -20

Combine like terms: 2x + -4x = -2x
-2x = 10 + -20

Combine like terms: 10 + -20 = -10
-2x = -10

Solving
-2x = -10

Solving for variable 'x'.

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

Divide each side by '-2'.
x = 5

Simplifying
x = 5

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