\[\boxed{\mathbf{755\ (755)}.\ Еуроки\ - \ ДЗ\ без\ мороки}\]
\[1)\ 972 - 912 = 60\ :5 =\]
\[= 12 + 19 = 31 \cdot 5 =\]
\[= 155 - 47 = 108 \cdot 9 = 972.\]
\[n = 972 - 60 = 912\]
\[a = 60\ :12 = 5\]
\[b = 12 + 19 = 31\]
\[c = 155\ :31 = 5\]
\[d = 155 - 108 = 47\]
\[m = 972\ :108 = 9.\]
\[2)\ 100 + 92 = 192\ :12 =\]
\[= 16 + 32 = 48 \cdot 8 =\]
\[= 384 - 323 = 61 + 39 = 100\]
\[x = 192 - 100 = 92\]
\[y = 192\ :16 = 12\]
\[z = 16 + 32 = 48\]
\[p = 384\ :x = 384\ :48 = 8\]
\[m = 100 - 39 = 61\]
\[q = 384 - 61 = 323\]
\[\boxed{\mathbf{755}\mathbf{\ (583)}.\ Еуроки\ - \ ДЗ\ без\ мороки}\]
\[1)\ 6 \cdot 3 = 18\ \left( м^{2} \right) - площадь\ \]
\[стены.\]
\[2)\ 180 \cdot 18 = 3240\ (грамм) -\]
\[краски\ нужно.\]
\[3)\ 3240\ грамм > 3000\ грамм\ \]
\[( = 3\ кг) - то\ есть,\ не\ хватит.\]
\[Ответ:не\ хватит.\]