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

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


Simplifying
5(n + -4) + -1(7 + -1n) = 0

Reorder the terms:
5(-4 + n) + -1(7 + -1n) = 0
(-4 * 5 + n * 5) + -1(7 + -1n) = 0
(-20 + 5n) + -1(7 + -1n) = 0
-20 + 5n + (7 * -1 + -1n * -1) = 0
-20 + 5n + (-7 + 1n) = 0

Reorder the terms:
-20 + -7 + 5n + 1n = 0

Combine like terms: -20 + -7 = -27
-27 + 5n + 1n = 0

Combine like terms: 5n + 1n = 6n
-27 + 6n = 0

Solving
-27 + 6n = 0

Solving for variable 'n'.

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

Add '27' to each side of the equation.
-27 + 27 + 6n = 0 + 27

Combine like terms: -27 + 27 = 0
0 + 6n = 0 + 27
6n = 0 + 27

Combine like terms: 0 + 27 = 27
6n = 27

Divide each side by '6'.
n = 4.5

Simplifying
n = 4.5

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