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Mathematics, 23.10.2020 04:01 hdhdjjdj80HDjdjdj

When Sarah left her house this morning, her cell phone was 80% charged and it then started to lose 8% charge for each hour thereafter. Write an equation for B, B, in terms of t, t, representing the charge remaining in Sarah's battery, as a percentage, tt hours after Sarah left her house.

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When Sarah left her house this morning, her cell phone was 80% charged and it then started to lose 8...

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