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Solve a proportion by using the cross product and parenthesis ex 20, (b+13)/2 = –5b/3

Sure, here's the description with the links and additional text removed: --- 👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion ...
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Learn to solve a proportion with cross multiplication

Sure! Here's the revised description with all the links removed: Learn how to solve proportions. Two ratios are said to be ...