8n-(4n+7)=5

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


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

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

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

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

Solving
-7 + 4n = 5

Solving for variable 'n'.

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

Add '7' to each side of the equation.
-7 + 7 + 4n = 5 + 7

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

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

Divide each side by '4'.
n = 3

Simplifying
n = 3

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