21x-6=19x-12

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Solution for 21x-6=19x-12 equation:


Simplifying
21x + -6 = 19x + -12

Reorder the terms:
-6 + 21x = 19x + -12

Reorder the terms:
-6 + 21x = -12 + 19x

Solving
-6 + 21x = -12 + 19x

Solving for variable 'x'.

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

Add '-19x' to each side of the equation.
-6 + 21x + -19x = -12 + 19x + -19x

Combine like terms: 21x + -19x = 2x
-6 + 2x = -12 + 19x + -19x

Combine like terms: 19x + -19x = 0
-6 + 2x = -12 + 0
-6 + 2x = -12

Add '6' to each side of the equation.
-6 + 6 + 2x = -12 + 6

Combine like terms: -6 + 6 = 0
0 + 2x = -12 + 6
2x = -12 + 6

Combine like terms: -12 + 6 = -6
2x = -6

Divide each side by '2'.
x = -3

Simplifying
x = -3

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