n-7=3n

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Solution for n-7=3n equation:


Simplifying
n + -7 = 3n

Reorder the terms:
-7 + n = 3n

Solving
-7 + n = 3n

Solving for variable 'n'.

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

Add '-3n' to each side of the equation.
-7 + n + -3n = 3n + -3n

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

Combine like terms: 3n + -3n = 0
-7 + -2n = 0

Add '7' to each side of the equation.
-7 + 7 + -2n = 0 + 7

Combine like terms: -7 + 7 = 0
0 + -2n = 0 + 7
-2n = 0 + 7

Combine like terms: 0 + 7 = 7
-2n = 7

Divide each side by '-2'.
n = -3.5

Simplifying
n = -3.5

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