某地水费,不超过10度时,每度0.45元,超过10度时,超出部分按每度0.80元,张家比李家多交水费3.30元,如果两家的用水量都是整数度,问张家、李家各交水费多少元?3t+q'g,m0i5M
算式:提示*d4{7F(J4R2^6V/E.S0h1N*u4N'O5Y3t+q'g,m0i5M
答:张家交水费0t:N+r5T*h4i,b.E)R0v;K元、李家交水费/^+U+e.z7o4H+K元。3t+q'g,m0i5M