题目内容
| 求X的值 X÷3=4 | 410+X=740 | 0.8X=0.56 |
| X÷8=160 | X+0.54=7.25 | 5X=10.5 |
(1)X÷3=4,
X÷3×3=4×3,
X=12;
(2)410+X=740,
410+X-410=740-410,
X=330;
(3)0.8X=0.56,
0.8X÷0.8=0.56÷0.8,
X=0.7;
(4)X÷8=160,
X÷8×8=160×8,
X=1280;
(5)X+0.54=7.25,
X+0.54-0.54=7.25-0.54,
X=6.71;
(6)5X=10.5,
5X÷5=10.5÷5,
X=2.1.
X÷3×3=4×3,
X=12;
(2)410+X=740,
410+X-410=740-410,
X=330;
(3)0.8X=0.56,
0.8X÷0.8=0.56÷0.8,
X=0.7;
(4)X÷8=160,
X÷8×8=160×8,
X=1280;
(5)X+0.54=7.25,
X+0.54-0.54=7.25-0.54,
X=6.71;
(6)5X=10.5,
5X÷5=10.5÷5,
X=2.1.
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