问题
解答题
|
答案
(1)10x=5.5,
10x÷10=5.5÷10,
x=0.55;
(2)x-
=5 6
,5 8
x-
+5 6
=5 6
+5 8
,5 6
x=1
;11 24
(3)x÷1.2=6,
x÷1.2×1.2=6×1.2,
x=7.2.
|
(1)10x=5.5,
10x÷10=5.5÷10,
x=0.55;
(2)x-
=5 6
,5 8
x-
+5 6
=5 6
+5 8
,5 6
x=1
;11 24
(3)x÷1.2=6,
x÷1.2×1.2=6×1.2,
x=7.2.