Q5. Steve, Arnie and Terry play golf regularly once every week. Steve plays every \( 3^{\text {rd }} \) day, Arnie plays every \( 4^{\text {th }} \) day and Terry plays every \( 5^{\text {th }} \) day. They all last played golf on the same day on the \( 18^{\text {th }} \) September. In how many days, and on what date, will they all play golf on the same day again?

Calculer: \( (-3) \div(-2) ; 8 \div(-4) \quad ; \quad \frac{(-72}{9} \)

R W SOLVER EL SIGUIENTE EIERCICIO COMBINADO DE NUMEROS ENTEROS APLICT REGLA DE LOS SIGNOS \[ (5-8)^{2}+\sqrt{3.5+10}-(14: 2-9)^{3}= \]

(4. Calculà y. si es posible. expresá el resultado como número mixto \( \frac{11}{10}+\frac{5}{2}= \) \( \frac{7}{9}+\frac{2}{3}= \) \( \frac{19}{5}-\frac{7}{3}= \) \( \frac{2}{5}+\frac{3}{2}= \)

Exercice 6 Calculer les expressions sulvantes: \begin{tabular}{|c|}\hline\( A=(-6+9) \times(5-12)=-21 \) \\ \hline\( D=-7 \times 5-3 \times 11=-68 \) \\ \( G=6-[-4 \times(-3)+5 \times(-2)] \times(-4) \) \\ \hline\end{tabular}

a) \( \frac{2}{5}+\frac{1}{4}+\frac{3}{10}= \)