2x+g=21

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Solution for 2x+g=21 equation: 


Simplifying
2x + g = 21

Reorder the terms:
g + 2x = 21

Solving
g + 2x = 21

Solving for variable 'g'.

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

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

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

Simplifying
g = 21 + -2x

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