21x=4+9

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Solution for 21x=4+9 equation: 


Simplifying
21x = 4 + 9

Combine like terms: 4 + 9 = 13
21x = 13

Solving
21x = 13

Solving for variable 'x'.

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

Divide each side by '21'.
x = 0.619047619

Simplifying
x = 0.619047619

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