-2x=-5x-21

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Solution for -2x=-5x-21 equation: 


Simplifying
-2x = -5x + -21

Reorder the terms:
-2x = -21 + -5x

Solving
-2x = -21 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
-2x + 5x = -21 + -5x + 5x

Combine like terms: -2x + 5x = 3x
3x = -21 + -5x + 5x

Combine like terms: -5x + 5x = 0
3x = -21 + 0
3x = -21

Divide each side by '3'.
x = -7

Simplifying
x = -7

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