3g+4g=21

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Solution for 3g+4g=21 equation: 


Simplifying
3g + 4g = 21

Combine like terms: 3g + 4g = 7g
7g = 21

Solving
7g = 21

Solving for variable 'g'.

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

Divide each side by '7'.
g = 3

Simplifying
g = 3

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