6x+5=12x-21

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Solution for 6x+5=12x-21 equation:


Simplifying
6x + 5 = 12x + -21

Reorder the terms:
5 + 6x = 12x + -21

Reorder the terms:
5 + 6x = -21 + 12x

Solving
5 + 6x = -21 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
5 + 6x + -12x = -21 + 12x + -12x

Combine like terms: 6x + -12x = -6x
5 + -6x = -21 + 12x + -12x

Combine like terms: 12x + -12x = 0
5 + -6x = -21 + 0
5 + -6x = -21

Add '-5' to each side of the equation.
5 + -5 + -6x = -21 + -5

Combine like terms: 5 + -5 = 0
0 + -6x = -21 + -5
-6x = -21 + -5

Combine like terms: -21 + -5 = -26
-6x = -26

Divide each side by '-6'.
x = 4.333333333

Simplifying
x = 4.333333333

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