x+3-5=-21

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Solution for x+3-5=-21 equation: 


Simplifying
x + 3 + -5 = -21

Reorder the terms:
3 + -5 + x = -21

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

Solving
-2 + x = -21

Solving for variable 'x'.

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

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

Combine like terms: -2 + 2 = 0
0 + x = -21 + 2
x = -21 + 2

Combine like terms: -21 + 2 = -19
x = -19

Simplifying
x = -19

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