Maths help needed! Watch

Juliakinga
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#1
Report Thread starter 1 week ago
#1
Make r the subject of the formula
T=r/r-t
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Gent2324
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#2
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t = r/(r-t)
you can start by multiplying both sides by (r-t)
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happily
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#3
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#3
and then expanding the brackets
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