-4x-19=21

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Solution for -4x-19=21 equation: 


Simplifying
-4x + -19 = 21

Reorder the terms:
-19 + -4x = 21

Solving
-19 + -4x = 21

Solving for variable 'x'.

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

Add '19' to each side of the equation.
-19 + 19 + -4x = 21 + 19

Combine like terms: -19 + 19 = 0
0 + -4x = 21 + 19
-4x = 21 + 19

Combine like terms: 21 + 19 = 40
-4x = 40

Divide each side by '-4'.
x = -10

Simplifying
x = -10

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