问题
解答题
解方程. 2x+2.7=24.7
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答案
(1)2x+2.7=24.7,
2x+2.7-2.7=24.7-2.7,
2x÷2=22÷2,
x=11;
(2)
x-2 3
x=6,1 3
x÷1 3
=6÷1 3
,1 3
x=18.
解方程. 2x+2.7=24.7
|
(1)2x+2.7=24.7,
2x+2.7-2.7=24.7-2.7,
2x÷2=22÷2,
x=11;
(2)
x-2 3
x=6,1 3
x÷1 3
=6÷1 3
,1 3
x=18.