EM-35

Changing the subject of a formula

E Math · Secondary 3 · Medium · Changing the subject of a formula

1. $k = \dfrac{Pt+2}{3}$
2. $k = \dfrac{Pt-2}{3}$
3. $k = \dfrac{3Pt-2}{t}$
4. $k = \dfrac{Pt}{3}-2$

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