(5n+(-8))-(4n+(-7))=

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Solution for (5n+(-8))-(4n+(-7))= equation:


Simplifying
(5n + (-8)) + -1(4n + (-7)) = 0
(5n + -8) + -1(4n + (-7)) = 0

Reorder the terms:
(-8 + 5n) + -1(4n + (-7)) = 0

Remove parenthesis around (-8 + 5n)
-8 + 5n + -1(4n + (-7)) = 0
-8 + 5n + -1(4n + -7) = 0

Reorder the terms:
-8 + 5n + -1(-7 + 4n) = 0
-8 + 5n + (-7 * -1 + 4n * -1) = 0
-8 + 5n + (7 + -4n) = 0

Reorder the terms:
-8 + 7 + 5n + -4n = 0

Combine like terms: -8 + 7 = -1
-1 + 5n + -4n = 0

Combine like terms: 5n + -4n = 1n
-1 + 1n = 0

Solving
-1 + 1n = 0

Solving for variable 'n'.

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

Add '1' to each side of the equation.
-1 + 1 + 1n = 0 + 1

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

Combine like terms: 0 + 1 = 1
1n = 1

Divide each side by '1'.
n = 1

Simplifying
n = 1

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