5n+21=2n+19

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Solution for 5n+21=2n+19 equation:


Simplifying
5n + 21 = 2n + 19

Reorder the terms:
21 + 5n = 2n + 19

Reorder the terms:
21 + 5n = 19 + 2n

Solving
21 + 5n = 19 + 2n

Solving for variable 'n'.

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

Add '-2n' to each side of the equation.
21 + 5n + -2n = 19 + 2n + -2n

Combine like terms: 5n + -2n = 3n
21 + 3n = 19 + 2n + -2n

Combine like terms: 2n + -2n = 0
21 + 3n = 19 + 0
21 + 3n = 19

Add '-21' to each side of the equation.
21 + -21 + 3n = 19 + -21

Combine like terms: 21 + -21 = 0
0 + 3n = 19 + -21
3n = 19 + -21

Combine like terms: 19 + -21 = -2
3n = -2

Divide each side by '3'.
n = -0.6666666667

Simplifying
n = -0.6666666667

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