Solve 9+1/2+10.5-39-8n

$$9 + \frac { 1 } { 2 } + 10.5 - 39 - 8 n$$

Evaluate

$$-8n-19$$

Solution Steps

Convert 9 to fraction \frac{18}{2}.

$$\frac{18}{2}+\frac{1}{2}+10.5-39-8n$$

Since \frac{18}{2} and \frac{1}{2} have the same denominator, add them by adding their numerators.

$$\frac{18+1}{2}+10.5-39-8n$$

Add 18 and 1 to get 19.

$$\frac{19}{2}+10.5-39-8n$$

Convert decimal number 10.5 to fraction \frac{105}{10}. Reduce the fraction \frac{105}{10} to lowest terms by extracting and canceling out 5.

$$\frac{19}{2}+\frac{21}{2}-39-8n$$

Since \frac{19}{2} and \frac{21}{2} have the same denominator, add them by adding their numerators.

$$\frac{19+21}{2}-39-8n$$

Add 19 and 21 to get 40.

$$\frac{40}{2}-39-8n$$

Divide 40 by 2 to get 20.

$$20-39-8n$$

Subtract 39 from 20 to get -19.

$$-19-8n$$

Factor

$$-8n-19$$