问题
解答题
求未知数X
|
答案
(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.
求未知数X
|
(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.