买5本精装笔记本比买8本简装笔记本多3.6元,每本简装笔记本4.3元,每本精装笔记本多少元?(注:用方程解)9I;E(t*C1j8`4M7x7L(h,C:Y
算式:提示3K0q;N1S+p.~:D5_8y(|+_9I;E(t*C1j8`4M7x7L(h,C:Y
答:每本精装笔记本-p/M'^(V:t7E+l){2n(A*a元。9I;E(t*C1j8`4M7x7L(h,C:Y