5-5n=-(7+2n)

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Solution for 5-5n=-(7+2n) equation:


Simplifying
5 + -5n = -1(7 + 2n)
5 + -5n = (7 * -1 + 2n * -1)
5 + -5n = (-7 + -2n)

Solving
5 + -5n = -7 + -2n

Solving for variable 'n'.

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

Add '2n' to each side of the equation.
5 + -5n + 2n = -7 + -2n + 2n

Combine like terms: -5n + 2n = -3n
5 + -3n = -7 + -2n + 2n

Combine like terms: -2n + 2n = 0
5 + -3n = -7 + 0
5 + -3n = -7

Add '-5' to each side of the equation.
5 + -5 + -3n = -7 + -5

Combine like terms: 5 + -5 = 0
0 + -3n = -7 + -5
-3n = -7 + -5

Combine like terms: -7 + -5 = -12
-3n = -12

Divide each side by '-3'.
n = 4

Simplifying
n = 4

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