3q=2q+21

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Solution for 3q=2q+21 equation: 


Simplifying
3q = 2q + 21

Reorder the terms:
3q = 21 + 2q

Solving
3q = 21 + 2q

Solving for variable 'q'.

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

Add '-2q' to each side of the equation.
3q + -2q = 21 + 2q + -2q

Combine like terms: 3q + -2q = 1q
1q = 21 + 2q + -2q

Combine like terms: 2q + -2q = 0
1q = 21 + 0
1q = 21

Divide each side by '1'.
q = 21

Simplifying
q = 21

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