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$\dfrac {x8} {9}+\dfrac {3} {9}=$ $x$ $\dfrac {4} {8}^{+\dfrac {12} {8}}$ $\dfrac {3} {8}=$ $x$ $\dfrac {3} {5}$ $+\dfrac {2} {5}$ $\dfrac {4} {5}=$ $≠\dfrac {21} {12}+\dfrac {15} {12}$ $\dfrac {11} {12}=$ $\times \dfrac {5} {7}^{+\dfrac {8} {7}}$ $\dfrac {9} {7}$ $=$
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Estadística y probabilidad
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Solución
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Profesor de Qanda - victoribar
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