4n-7n=2n+9

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Solution for 4n-7n=2n+9 equation:


Simplifying
4n + -7n = 2n + 9

Combine like terms: 4n + -7n = -3n
-3n = 2n + 9

Reorder the terms:
-3n = 9 + 2n

Solving
-3n = 9 + 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.
-3n + -2n = 9 + 2n + -2n

Combine like terms: -3n + -2n = -5n
-5n = 9 + 2n + -2n

Combine like terms: 2n + -2n = 0
-5n = 9 + 0
-5n = 9

Divide each side by '-5'.
n = -1.8

Simplifying
n = -1.8

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