-5x-5=-x-21

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


Simplifying
-5x + -5 = -1x + -21

Reorder the terms:
-5 + -5x = -1x + -21

Reorder the terms:
-5 + -5x = -21 + -1x

Solving
-5 + -5x = -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.
-5 + -5x + x = -21 + -1x + x

Combine like terms: -5x + x = -4x
-5 + -4x = -21 + -1x + x

Combine like terms: -1x + x = 0
-5 + -4x = -21 + 0
-5 + -4x = -21

Add '5' to each side of the equation.
-5 + 5 + -4x = -21 + 5

Combine like terms: -5 + 5 = 0
0 + -4x = -21 + 5
-4x = -21 + 5

Combine like terms: -21 + 5 = -16
-4x = -16

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

Simplifying
x = 4

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