21x+11=a-12

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Solution for 21x+11=a-12 equation: 


Simplifying
21x + 11 = a + -12

Reorder the terms:
11 + 21x = a + -12

Reorder the terms:
11 + 21x = -12 + a

Solving
11 + 21x = -12 + a

Solving for variable 'x'.

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

Add '-11' to each side of the equation.
11 + -11 + 21x = -12 + -11 + a

Combine like terms: 11 + -11 = 0
0 + 21x = -12 + -11 + a
21x = -12 + -11 + a

Combine like terms: -12 + -11 = -23
21x = -23 + a

Divide each side by '21'.
x = -1.095238095 + 0.04761904762a

Simplifying
x = -1.095238095 + 0.04761904762a

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