-4x-1=-2x-21

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Solution for -4x-1=-2x-21 equation:


Simplifying
-4x + -1 = -2x + -21

Reorder the terms:
-1 + -4x = -2x + -21

Reorder the terms:
-1 + -4x = -21 + -2x

Solving
-1 + -4x = -21 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-1 + -4x + 2x = -21 + -2x + 2x

Combine like terms: -4x + 2x = -2x
-1 + -2x = -21 + -2x + 2x

Combine like terms: -2x + 2x = 0
-1 + -2x = -21 + 0
-1 + -2x = -21

Add '1' to each side of the equation.
-1 + 1 + -2x = -21 + 1

Combine like terms: -1 + 1 = 0
0 + -2x = -21 + 1
-2x = -21 + 1

Combine like terms: -21 + 1 = -20
-2x = -20

Divide each side by '-2'.
x = 10

Simplifying
x = 10

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