题目内容
求未知数X
| X+162=627 | 6110÷X=26 | X×270=1350 | X÷126=38. |
(1)X+162=627,
X+162-162=627-162,
X=465;
(2)6110÷X=26,
6110÷X×X=26×X,
26X=6110,
26X÷26=6110÷26,
X=235;
(3)X×270=1350,
X×270÷270=1350÷270,
X=5;
(4)X÷126=38,
X÷126×126=38×126,
X=4788.
X+162-162=627-162,
X=465;
(2)6110÷X=26,
6110÷X×X=26×X,
26X=6110,
26X÷26=6110÷26,
X=235;
(3)X×270=1350,
X×270÷270=1350÷270,
X=5;
(4)X÷126=38,
X÷126×126=38×126,
X=4788.
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