10(8n-5)+9(10-10n)=

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Solution for 10(8n-5)+9(10-10n)= equation:


Simplifying
10(8n + -5) + 9(10 + -10n) = 0

Reorder the terms:
10(-5 + 8n) + 9(10 + -10n) = 0
(-5 * 10 + 8n * 10) + 9(10 + -10n) = 0
(-50 + 80n) + 9(10 + -10n) = 0
-50 + 80n + (10 * 9 + -10n * 9) = 0
-50 + 80n + (90 + -90n) = 0

Reorder the terms:
-50 + 90 + 80n + -90n = 0

Combine like terms: -50 + 90 = 40
40 + 80n + -90n = 0

Combine like terms: 80n + -90n = -10n
40 + -10n = 0

Solving
40 + -10n = 0

Solving for variable 'n'.

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

Add '-40' to each side of the equation.
40 + -40 + -10n = 0 + -40

Combine like terms: 40 + -40 = 0
0 + -10n = 0 + -40
-10n = 0 + -40

Combine like terms: 0 + -40 = -40
-10n = -40

Divide each side by '-10'.
n = 4

Simplifying
n = 4

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