What is simplify-9(-n+8)-9(-8n-2) ?

The solution to simplify-9(-n+8)-9(-8n-2) is 81n-54

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simplify-9(-n+8)-9(-8n-2)

simplify

- 9 (- n + 8) - 9 (- 8 n - 2)

81 n - 54

Solution steps

- 9 (- n + 8) - 9 (- 8 n - 2)

Expand

- 9 (- n + 8) : 9 n - 72

= 9 n - 72 - 9 (- 8 n - 2)

Expand

- 9 (- 8 n - 2) : 72 n + 18

= 9 n - 72 + 72 n + 18

Group like terms

= 9 n + 72 n - 72 + 18

Add similar elements:

9 n + 72 n = 81 n

= 81 n - 72 + 18

Add the numbers:

- 72 + 18 = - 54

= 81 n - 54

\frac{2}{( - \frac{1}{x} ) ^{2} - 3}

\frac{3 x}{x - 3} - \frac{x + 4}{x + 3}

17 x - 4 (4 x - 3)

\frac{x ^{2} - 46 + 17}{2}

\frac{14}{5 - 2}

What is simplify-9(-n+8)-9(-8n-2) ?
The solution to simplify-9(-n+8)-9(-8n-2) is 81n-54