-21-4x=12+6x

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Solution for -21-4x=12+6x equation:


Simplifying
-21 + -4x = 12 + 6x

Solving
-21 + -4x = 12 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
-21 + -4x + -6x = 12 + 6x + -6x

Combine like terms: -4x + -6x = -10x
-21 + -10x = 12 + 6x + -6x

Combine like terms: 6x + -6x = 0
-21 + -10x = 12 + 0
-21 + -10x = 12

Add '21' to each side of the equation.
-21 + 21 + -10x = 12 + 21

Combine like terms: -21 + 21 = 0
0 + -10x = 12 + 21
-10x = 12 + 21

Combine like terms: 12 + 21 = 33
-10x = 33

Divide each side by '-10'.
x = -3.3

Simplifying
x = -3.3

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