in a two digits the sum of two digits is B. If 18 is added to the number the digits are revered .find the number
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Answered by
0
Answer:
hoe it will help you
Step-by-step explanation:
Let
x
&
y
be respectively unit & tenth digits of two-digit number then the number will be
10
y
+
x
Condition 1: sum of digits is
8
hence
x
+
y
=
8
...
...
...
(
1
)
Condition 2: When
18
is added to the number
10
y
+
x
then digits are reversed i.e. number becomes
10
x
+
y
hence
18
+
10
y
+
x
=
10
x
+
y
9
x
−
9
y
=
18
x
−
y
=
2
...
...
...
.
(
2
)
Adding (1) & (2) as follows
x
+
y
+
x
−
y
=
8
+
2
2
x
=
10
x
=
5
Setting
x
=
5
in (1), we get
5
+
y
=
8
y
=
3
hence the number is
10
y
+
x
=
10
⋅
3
+
5
=
35
Answered by
0
Answer:
adrak aalu lena Dunham Massey Ferguson has expired in
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