The relationship between time and amount of popcorn popped is proportional.
Step-by-step explanation:
1. 3x + 4 = 19
3x = 15
x = 5
2. 7 + 2x = 15
2x = 8
x = 4
Answer:
(13,6)
Step-by-step explanation:
Answer:
14 + 2x I think
Step-by-step explanation:
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