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I need someone to teach me how to solve this

I need someone to teach me how to solve this-example-1
User Ahd Radwan
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1 Answer

8 votes

Answer:

t + 40 = 90

Explanation:

90 minutes volunteering

40 minutes delivering flowers

90 - 40 = number of minutes answering phone (50 minutes)

so, t = 90 - 40 or rearranged to t + 40 = 90

User Kazinix
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