Answer:
4+(3 times x)= height of balloon. x = seconds
Step-by-step explanation:
Answer:c
Step-by-step explanation: The party will be grand
D
Answer: 7 1/30
Step-by-step explanation: convert to improper fractions then find lowest common denominator between them then add and simplify back to mixed fraction :)
there was 25 performers
Hope this helps ❤️