EM-1628

Changing the subject of a formula

E Math · Secondary 4 · Medium · Changing the subject of a formula

1. $C=\dfrac{5B+k}{2}$
2. $C=\dfrac{5B-k}{2}$
3. $C=\dfrac{5B}{2}-k$
4. $C=\dfrac{2B-5k}{5}$

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