Question

resolva as expressoes eu ñ comsegi fazer me aguda pfver eu presizo da nota ​

Answer 1

$\large\boxed{\begin{array}{l}\rm Resolva~as~express\tilde oes:\\\tt 7)~\sf6+24\div8\\\tt 8)~\sf 24\div6+8\\\tt 9)~\sf 17-40\div4\\\tt 10)~\sf17\times4-40\\\tt 11)~\sf38-9\times4\\\tt 12)~\sf44-6\times6\\\tt 13)~\sf7\times7+5\\\tt 14)~\sf6+4\times7-5\\\tt 15)~\sf8+4\times6-6\end{array}}$

$\large\boxed{\begin{array}{l}\underline{\sf soluc_{\!\!,}\tilde ao\!:}\\\tt 7)~\sf 6+24\div8=6+3=9\\\tt 8)~\sf 24\div6+8=4+8=12\\\tt 9)~\sf 17-40\div4=17-10=7\\\tt 10)~\sf 17\times4-40=68-40=28\\\tt 11)~\sf 38-9\times4=38-36=2\\\tt 12)~\sf 44-6\times6=44-36=8\\\tt 13)~\sf 7\times7+5=49+5=54\\\tt 14)~\sf 6+4\times7-5=6+28-7=27\\\tt 15)~\sf 8+4\times6-6=8+24-6=26\end{array}}$