Answer:
well obvesly there is no answer
Step-by-step explanation:
y = 240 cm crawl
x = 120 cm walking
Logic....
1 and 4
Ed2020
Monthly bill - Flat rate = $38.44 - $3.99 = $34.45.
Minutes used = $34.45 / $0.05 = 689.
the answer will be 9 dollars