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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 ...
YouTube on MSNOpinion

How to use proportions and direct variation to solve for x

Sure, here is the edited description with all links and associated text removed: --- Learn how to solve proportions. Two ...
BBC

Maths flashcards - ratio, proportion and rates of change

Try these interactive flashcards based on GCSE maths past papers. By working your way through the flashcards created by experts, you can prepare for your maths exams and revise commonly used ...
BBC

Ratio and fractions, and sharing in a ratio

Dividing into a given ratio. You can use bar models to divide amounts in a given ratio. For example, Isabel and Geraint share their savings of £96 in the ratio 5 to 3. How much money does each person ...