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7n + 129 = 45 7n + 45 = 129 %3D 7n 129 = 45 O 7n 7n - 45 129

7n + 129 = 45 7n + 45 = 129 %3D 7n 129 = 45 O 7n 7n - 45 129

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Elaine opens a checking account wite a deposit of $45.00 and wants to put the same amount of money into the account each week for 7 weeks. She wants a balance of $129 at the end of the 7 weeks. Which equation will help Elaine determine how much money she needs to deposit each week? 7n + 129 = 45 O7n + 45 129 %3D O 7n - 129 = 45 O 7n 45 129 Next 51 Previous DELL ロ -> esc # $ 8. 4 1 e f a 回 88 の >
Transcribed Image Text:Elaine opens a checking account wite a deposit of $45.00 and wants to put the same amount of money into the account each week for 7 weeks. She wants a balance of $129 at the end of the 7 weeks. Which equation will help Elaine determine how much money she needs to deposit each week? 7n + 129 = 45 O7n + 45 129 %3D O 7n - 129 = 45 O 7n 45 129 Next 51 Previous DELL ロ -> esc # $ 8. 4 1 e f a 回 88 の >
George has $35.50 to spend on computer supplies. If he buys a mouse for $8.50 and three flash drives, which graph represents the solution to the cost of each flash drive in this inequality situation? 9 10 9. 10 10 9. 10 -> 2 Next DELL ロ & # 24 1 2 4 50
Transcribed Image Text:George has $35.50 to spend on computer supplies. If he buys a mouse for $8.50 and three flash drives, which graph represents the solution to the cost of each flash drive in this inequality situation? 9 10 9. 10 10 9. 10 -> 2 Next DELL ロ & # 24 1 2 4 50
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