8(n-2)=9(n-4)+5

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Solution for 8(n-2)=9(n-4)+5 equation:


Simplifying
8(n + -2) = 9(n + -4) + 5

Reorder the terms:
8(-2 + n) = 9(n + -4) + 5
(-2 * 8 + n * 8) = 9(n + -4) + 5
(-16 + 8n) = 9(n + -4) + 5

Reorder the terms:
-16 + 8n = 9(-4 + n) + 5
-16 + 8n = (-4 * 9 + n * 9) + 5
-16 + 8n = (-36 + 9n) + 5

Reorder the terms:
-16 + 8n = -36 + 5 + 9n

Combine like terms: -36 + 5 = -31
-16 + 8n = -31 + 9n

Solving
-16 + 8n = -31 + 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
-16 + 8n + -9n = -31 + 9n + -9n

Combine like terms: 8n + -9n = -1n
-16 + -1n = -31 + 9n + -9n

Combine like terms: 9n + -9n = 0
-16 + -1n = -31 + 0
-16 + -1n = -31

Add '16' to each side of the equation.
-16 + 16 + -1n = -31 + 16

Combine like terms: -16 + 16 = 0
0 + -1n = -31 + 16
-1n = -31 + 16

Combine like terms: -31 + 16 = -15
-1n = -15

Divide each side by '-1'.
n = 15

Simplifying
n = 15

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