7-(4n-5)=5-5n

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Solution for 7-(4n-5)=5-5n equation:


Simplifying
7 + -1(4n + -5) = 5 + -5n

Reorder the terms:
7 + -1(-5 + 4n) = 5 + -5n
7 + (-5 * -1 + 4n * -1) = 5 + -5n
7 + (5 + -4n) = 5 + -5n

Combine like terms: 7 + 5 = 12
12 + -4n = 5 + -5n

Solving
12 + -4n = 5 + -5n

Solving for variable 'n'.

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

Add '5n' to each side of the equation.
12 + -4n + 5n = 5 + -5n + 5n

Combine like terms: -4n + 5n = 1n
12 + 1n = 5 + -5n + 5n

Combine like terms: -5n + 5n = 0
12 + 1n = 5 + 0
12 + 1n = 5

Add '-12' to each side of the equation.
12 + -12 + 1n = 5 + -12

Combine like terms: 12 + -12 = 0
0 + 1n = 5 + -12
1n = 5 + -12

Combine like terms: 5 + -12 = -7
1n = -7

Divide each side by '1'.
n = -7

Simplifying
n = -7

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