12=6+21x

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Solution for 12=6+21x equation:


Simplifying
12 = 6 + 21x

Solving
12 = 6 + 21x

Solving for variable 'x'.

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

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

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

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

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

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

Divide each side by '-21'.
x = 0.2857142857

Simplifying
x = 0.2857142857

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