21+3g=6g

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Solution for 21+3g=6g equation:


Simplifying
21 + 3g = 6g

Solving
21 + 3g = 6g

Solving for variable 'g'.

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

Add '-6g' to each side of the equation.
21 + 3g + -6g = 6g + -6g

Combine like terms: 3g + -6g = -3g
21 + -3g = 6g + -6g

Combine like terms: 6g + -6g = 0
21 + -3g = 0

Add '-21' to each side of the equation.
21 + -21 + -3g = 0 + -21

Combine like terms: 21 + -21 = 0
0 + -3g = 0 + -21
-3g = 0 + -21

Combine like terms: 0 + -21 = -21
-3g = -21

Divide each side by '-3'.
g = 7

Simplifying
g = 7

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