Rearrange the formula to make t the subject. $x=\frac{7t}{5-t}$.
(main)[3]
Rearrange to make t the subject of the formula.
Worked solution & mark scheme
This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Final answer oe $\frac{5x}{x+7}$” …
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