Pre-Algebra Examples

$r (8) = \frac{5}{8 - 5}$

Step 1

Move $8$ to the left of $r$ .

$8 r = \frac{5}{8 - 5}$

Step 2

Subtract $5$ from $8$ .

$8 r = \frac{5}{3}$

Step 3

Graph each side of the equation. The solution is the x-value of the point of intersection.

$r \approx 0.20833333$

Step 4