-7=5n-9n+1

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Solution for -7=5n-9n+1 equation:


Simplifying
-7 = 5n + -9n + 1

Reorder the terms:
-7 = 1 + 5n + -9n

Combine like terms: 5n + -9n = -4n
-7 = 1 + -4n

Solving
-7 = 1 + -4n

Solving for variable 'n'.

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

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

Combine like terms: -4n + 4n = 0
-7 + 4n = 1 + 0
-7 + 4n = 1

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

Combine like terms: -7 + 7 = 0
0 + 4n = 1 + 7
4n = 1 + 7

Combine like terms: 1 + 7 = 8
4n = 8

Divide each side by '4'.
n = 2

Simplifying
n = 2

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