1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard VII
Mathematics
Introduction to Ratio
If 3x-5y/5z...
Question
If
3
x
−
5
y
5
z
+
3
y
=
x
+
5
z
y
−
5
x
=
y
−
z
x
−
z
the show that every ratio is equal to
x
y
.
Open in App
Solution
Given,
3
x
−
5
y
5
z
+
3
y
=
x
+
5
z
y
−
5
x
=
y
−
z
x
−
z
⇒
3
x
−
5
y
5
z
+
3
y
=
x
+
5
z
y
−
5
x
=
5
y
−
5
z
5
x
−
5
z
=
3
x
−
5
y
+
x
+
5
z
+
5
y
−
5
z
5
z
+
3
y
+
y
−
5
x
+
5
x
−
5
z
=
4
x
4
y
=
x
y
Suggest Corrections
4
Similar questions
Q.
If
(
2
5
y
z
+
2
5
z
x
)
,
(
2
5
z
x
+
2
5
x
y
)
,
(
2
5
x
y
+
2
5
y
z
)
are the sides of a triangle then its area is
Q.
If
2
x
−
3
y
3
z
+
y
=
z
−
y
z
−
x
=
x
+
3
z
2
y
−
3
x
then prove that every ratio
=
x
y
Q.
If
5
x
−
3
x
+
5
y
−
3
y
+
5
z
−
3
z
=
0
then find the value of
1
x
+
1
y
+
1
z
.
Q.
The number of real values of
α
for which the system of equations
x
+
3
y
+
5
z
=
α
x
5
x
+
y
+
3
z
=
α
y
3
x
+
5
y
+
z
=
α
z
has infinite number of solutions is
Q.
(i) If a(y+z) = b(z+x) = c(x+y) and out of a, b, c no two of them are equal then
show that,
y
-
z
a
b
-
c
=
z
-
x
b
c
-
a
=
x
-
y
c
a
-
b
(ii) If
x
3
x
-
y
-
z
=
y
3
y
-
z
-
x
=
z
3
z
-
x
-
y
and
x
+
y
+
z
≠
0
then show that the value of each ratio is equal to 1.
(iii) If
a
x
+
b
y
x
+
y
=
b
x
+
a
z
x
+
z
=
a
y
+
b
z
y
+
z
and
x
+
y
+
z
≠
0
then show that
a
+
b
2
.
(iv) If
y
+
z
a
=
z
+
x
b
=
x
+
y
c
then show that
x
b
+
c
-
a
=
y
c
+
a
-
b
=
z
a
+
b
-
c
.
(v) If
3
x
-
5
y
5
z
+
3
y
=
x
+
5
z
y
-
5
x
=
y
-
z
x
-
z
then show that every ratio =
x
y
.
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
Introduction to Ratio
MATHEMATICS
Watch in App
Explore more
Introduction to Ratio
Standard VII 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