2n+5n=-21

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Solution for 2n+5n=-21 equation: 


Simplifying
2n + 5n = -21

Combine like terms: 2n + 5n = 7n
7n = -21

Solving
7n = -21

Solving for variable 'n'.

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

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

Simplifying
n = -3

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