Show that the proportions a+b/b=c+d/d and a/b=c/d are equivalent.
Pls I need help!...
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Mathematics, 05.11.2020 01:00, falconsfan20182
Show that the proportions a+b/b=c+d/d and a/b=c/d are equivalent.
Pls I need help!
![answer](/tpl/images/cats/otvet.png)
Answers: 1
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