-6x+3=-4x-21

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Solution for -6x+3=-4x-21 equation:


Simplifying
-6x + 3 = -4x + -21

Reorder the terms:
3 + -6x = -4x + -21

Reorder the terms:
3 + -6x = -21 + -4x

Solving
3 + -6x = -21 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
3 + -6x + 4x = -21 + -4x + 4x

Combine like terms: -6x + 4x = -2x
3 + -2x = -21 + -4x + 4x

Combine like terms: -4x + 4x = 0
3 + -2x = -21 + 0
3 + -2x = -21

Add '-3' to each side of the equation.
3 + -3 + -2x = -21 + -3

Combine like terms: 3 + -3 = 0
0 + -2x = -21 + -3
-2x = -21 + -3

Combine like terms: -21 + -3 = -24
-2x = -24

Divide each side by '-2'.
x = 12

Simplifying
x = 12

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