4n-40=7+n

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Solution for 4n-40=7+n equation:


Simplifying
4n + -40 = 7 + n

Reorder the terms:
-40 + 4n = 7 + n

Solving
-40 + 4n = 7 + n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
-40 + 4n + -1n = 7 + n + -1n

Combine like terms: 4n + -1n = 3n
-40 + 3n = 7 + n + -1n

Combine like terms: n + -1n = 0
-40 + 3n = 7 + 0
-40 + 3n = 7

Add '40' to each side of the equation.
-40 + 40 + 3n = 7 + 40

Combine like terms: -40 + 40 = 0
0 + 3n = 7 + 40
3n = 7 + 40

Combine like terms: 7 + 40 = 47
3n = 47

Divide each side by '3'.
n = 15.66666667

Simplifying
n = 15.66666667

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