21x-4=2

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Solution for 21x-4=2 equation: 


Simplifying
21x + -4 = 2

Reorder the terms:
-4 + 21x = 2

Solving
-4 + 21x = 2

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 21x = 2 + 4

Combine like terms: -4 + 4 = 0
0 + 21x = 2 + 4
21x = 2 + 4

Combine like terms: 2 + 4 = 6
21x = 6

Divide each side by '21'.
x = 0.2857142857

Simplifying
x = 0.2857142857

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