delvin7698
07.04.2021 •
Mathematics
Please Show work and explain.
1. The enrollment in dance class is currently 80 students and is increasing at a rate of 4 students per term. The enrollment in choir is 120 students and is decreasing at a rate of 6 students per term. After how many terms will the number of students in dance equal the number of students in choir? How many students will be in each class?
2. Horizon Phone Company charges $15 a month plus 10 cents per text. G-Mobile charges a flat rate of $55 per month with unlimited texting. At how many texts would the two plans cost the same? Which plan is the better deal if you send 200 texts per month?
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Ответ:
need more detail to help you sorrry
Ответ:
Answer choice a
Step-by-step explanation:
(b)(b)(b) means b to the third power --> b³
Then since there's a one on top, this means the reciprocal of 1/b³ is b to the negative third power. (because it's flipped over)
I hope this helps!