21x-20=3

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Solution for 21x-20=3 equation: 


Simplifying
21x + -20 = 3

Reorder the terms:
-20 + 21x = 3

Solving
-20 + 21x = 3

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 20 + 21x = 3 + 20

Combine like terms: -20 + 20 = 0
0 + 21x = 3 + 20
21x = 3 + 20

Combine like terms: 3 + 20 = 23
21x = 23

Divide each side by '21'.
x = 1.095238095

Simplifying
x = 1.095238095

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