7x+4x=21

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Solution for 7x+4x=21 equation: 


Simplifying
7x + 4x = 21

Combine like terms: 7x + 4x = 11x
11x = 21

Solving
11x = 21

Solving for variable 'x'.

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

Divide each side by '11'.
x = 1.909090909

Simplifying
x = 1.909090909

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