Toán Lớp 5: tìm y
13,44x y -(1,6+y) x 0,5 – 3,7 x (y-0,9)=13,618
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Toán Lớp 5: tìm y
13,44x y -(1,6+y) x 0,5 – 3,7 x (y-0,9)=13,618
Comments ( 2 )
Lời giải chi tiết:
13
,
44
×
y
−
(
1
,
6
+
y
)
×
0
,
5
−
3
,
7
×
(
y
−
0
,
9
)
=
13
,
618
13
,
44
×
y
−
1
,
6
×
0
,
5
−
0
,
5
×
y
−
3
,
7
×
y
+
3
,
7
×
0
,
9
=
13
,
618
y
×
(
13
,
44
−
0
,
5
−
3
,
7
)
+
3
,
33
−
0
,
8
=
13
,
618
y
×
9
,
24
+
2
,
53
=
13
,
618
y
×
9
,
24
=
13
,
618
−
2
,
53
y
×
9
,
24
=
11
,
088
y
=
11
,
088
:
9
,
24
y
=
1
,
2
Vậy
y
=
1
,
2