Okay okay okay
Answer:
r = [tex]\frac{30}{71}[/tex]
Step-by-step explanation:
12 - [tex]\frac{r}{6}[/tex] = 5
6 × 12 × r × 6 - [tex]\frac{r}{6}[/tex] = 5 × 6
72r - r = 30
71r = 30
r = 30 ÷ 71
r=30/71
