4n-7=-(n-8)

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Solution for 4n-7=-(n-8) equation:


Simplifying
4n + -7 = -1(n + -8)

Reorder the terms:
-7 + 4n = -1(n + -8)

Reorder the terms:
-7 + 4n = -1(-8 + n)
-7 + 4n = (-8 * -1 + n * -1)
-7 + 4n = (8 + -1n)

Solving
-7 + 4n = 8 + -1n

Solving for variable 'n'.

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

Add 'n' to each side of the equation.
-7 + 4n + n = 8 + -1n + n

Combine like terms: 4n + n = 5n
-7 + 5n = 8 + -1n + n

Combine like terms: -1n + n = 0
-7 + 5n = 8 + 0
-7 + 5n = 8

Add '7' to each side of the equation.
-7 + 7 + 5n = 8 + 7

Combine like terms: -7 + 7 = 0
0 + 5n = 8 + 7
5n = 8 + 7

Combine like terms: 8 + 7 = 15
5n = 15

Divide each side by '5'.
n = 3

Simplifying
n = 3

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