2q-q-q+2q-q=21

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Solution for 2q-q-q+2q-q=21 equation: 


Simplifying
2q + -1q + -1q + 2q + -1q = 21

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

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

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

Solving
1q = 21

Solving for variable 'q'.

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

Divide each side by '1'.
q = 21

Simplifying
q = 21

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