Answer:
s=p−(p⋅d) . 0.75p
Step-by-step explanation:
Monthly bill - Flat rate = $38.44 - $3.99 = $34.45.
Minutes used = $34.45 / $0.05 = 689.
The formula of a volume of a prism:
We have
Substitute:
<em>divide both sides by 9</em>
13/24 i think