-19=-21-x

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Solution for -19=-21-x equation:


Simplifying
-19 = -21 + -1x

Solving
-19 = -21 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-19 + x = -21 + -1x + x

Combine like terms: -1x + x = 0
-19 + x = -21 + 0
-19 + x = -21

Add '19' to each side of the equation.
-19 + 19 + x = -21 + 19

Combine like terms: -19 + 19 = 0
0 + x = -21 + 19
x = -21 + 19

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

Simplifying
x = -2

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