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beaniewastaken
22.09.2019 •
Mathematics
Maddie buys 3 sodas for $2 each. she pays with cash and receives $4 in change. write an equation that can be used to find d, the number of dollars she paid with?
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Ответ:
Ответ:
Step-by-step explanation:
We are given the two functions:
And we want to find:
So, by substitution, we acquire:
Distribute:
Simplify: