kpalenkov kpalenkov

28-11-2018
Mathematics

contestada

need help, quickly!

make r the subject of the formula p=10(q-3r)/r

Respuesta :

josshyaby josshyaby

06-01-2020

Answer:

Step-by-step explanation:

p=10(q-3r)/r

Cross multiply

pr = 10(q-3r)

pr = 10q - 30r

Pr + 30r = 10q

r(p + 30) = 10q

r = 10q/(p + 30)

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