6+21x=15

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Solution for 6+21x=15 equation: 


Simplifying
6 + 21x = 15

Solving
6 + 21x = 15

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 21x = 15 + -6

Combine like terms: 6 + -6 = 0
0 + 21x = 15 + -6
21x = 15 + -6

Combine like terms: 15 + -6 = 9
21x = 9

Divide each side by '21'.
x = 0.4285714286

Simplifying
x = 0.4285714286

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