问题
解答题
求未知数x 8.4:0.35=x:1.5
|
答案
(1)8.4:0.35=x:1.5
0.35x=8.4×1.5
0.35x÷0.35=12.6÷0.35
x=36;
(2)
x+1 3
x=5 6
×2 3 1 4
x=7 6 1 6
x×7 6
=6 7
×1 6 6 7
x=
.1 7
求未知数x 8.4:0.35=x:1.5
|
(1)8.4:0.35=x:1.5
0.35x=8.4×1.5
0.35x÷0.35=12.6÷0.35
x=36;
(2)
x+1 3
x=5 6
×2 3 1 4
x=7 6 1 6
x×7 6
=6 7
×1 6 6 7
x=
.1 7