5
You visited us
5
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard IX
Mathematics
Solving Equations Using Method of Substitution
Solve the pai...
Question
Solve the pair of linear equations
x
−
y
=
28
and
x
−
3
y
=
0
and if the solution satisfies,
y
=
m
x
+
5
, then find
m
.
Open in App
Solution
given
x
−
y
=
28
,
x
−
3
y
=
0
⇒
28
+
y
=
3
y
⇒
2
y
=
28
,
y
=
14
therefore
x
=
42
now substituting these values in
y
=
m
x
+
5
we get
14
=
42
m
+
5
,
m
=
9
42
Suggest Corrections
0
Similar questions
Q.
Solve for y if the pair of linear equations are
5
(
x
−
2
)
=
4
(
1
−
y
)
a
n
d
26
x
+
3
y
+
4
=
0
Q.
If the pair of linear equations
2
x
−
3
y
=
10
and
(
m
+
n
)
x
−
(
2
m
−
n
)
y
=
6
m
has infinitely many solutions, then
m
and
n
satisfy the equation
Q.
If
(
x
,
y
)
=
(
4
,
1
)
is the solution of the pair of linear equations
m
x
+
y
=
2
x
+
n
y
=
5
, then what is
m
+
n
equal to?
Q.
Solve the following pair of linear equation:
5
2
x
+
2
3
y
=
7
,
3
x
+
2
y
=
12
,
x
≠
0
,
y
≠
0
Q.
Solve the following pair of linear equations by the elimination method:
x
+
y
=
5
and
2
x
−
3
y
=
4
View More
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
Solving Equations using Method of Substitution
MATHEMATICS
Watch in App
Explore more
Solving Equations Using Method of Substitution
Standard IX Mathematics
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
AI Tutor
Textbooks
Question Papers
Install app