n+4n+4n-5=40

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Solution for n+4n+4n-5=40 equation:


Simplifying
n + 4n + 4n + -5 = 40

Reorder the terms:
-5 + n + 4n + 4n = 40

Combine like terms: n + 4n = 5n
-5 + 5n + 4n = 40

Combine like terms: 5n + 4n = 9n
-5 + 9n = 40

Solving
-5 + 9n = 40

Solving for variable 'n'.

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

Add '5' to each side of the equation.
-5 + 5 + 9n = 40 + 5

Combine like terms: -5 + 5 = 0
0 + 9n = 40 + 5
9n = 40 + 5

Combine like terms: 40 + 5 = 45
9n = 45

Divide each side by '9'.
n = 5

Simplifying
n = 5

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