PLEASE PLEASE HELP I WILL GIVE BRAINALIST AND EXTRA POINTS
1 answer:
Answer:
Step-by-step explanation:
1) phone
38.95 = 0.03 * mins + 29.95
9.00 = 0.03 * mins
9.00 /0.03 = mins
300 = mins
so he used 300 minutes :)
2) books
8.70 =14 * bookPrice + 2.40
6.30 = 14 * bookPrice
6.30 / 14 = bookPrice
0.45 = bookPrice
each book cost 45 cents :)
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Hoped that I helped you.
Answer:
1.0 to the power of 10 - 50 so 1 to the power of 40
B!!! Because they A equals -20, B equals 20, C equals 0, and D equals 0!
Answer
7^4
7 to the fourth power
7∙7∙7∙7
Step-by-step explanation
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