X-0.48X=7.28

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/17 09:50:41
X-0.48X=7.28
x?K@J)t0?w~nr4QĦ8IGq "ůbN &i%Utxsvg_@-,\#6Jp\l_/ BEPyG 1~>+k6ݍ߮) Wn1}rA~{V 4+Pdc^ezh)z deQ8|CK=pFZ(lm4=[+: my`ʉ$ (pȇ&׌ri&Z |"OtݤP1+PVؿ.F+ HhLU "(&pE0'h

X-0.48X=7.28
X-0.48X=7.28

X-0.48X=7.28
X-0.48x=7.28
解;(1-0.48)x=7.28
0.52x=7.28
x=7.28/0.52
x=14
检验;将x=14代入得
14-0.48x14=7.28
7.28=7.28
故正确

X-0.48X=7.28
0.52x=7.28
x=7.28÷0.52
x=14