a = 1/3 (b+c)d Express d in terms of a, b and c. I would like to know how to solve it.
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Originally Posted by delpreston a = 1/3 (b+c)d Express d in terms of a, b and c. I would like to know how to solve it. Hej, $\displaystyle a=\frac{1}{3}(b+c)\cdot d$ 1. Multiply by 3 to get rid of the fraction: $\displaystyle 3a=(b+c)\cdot d$ 2. Divide by the bracketed term: $\displaystyle \frac{3a}{b+c}= d$ 3. and that's it! EB
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