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Byju's Answer
Standard VII
Mathematics
Types of Expressions Based on the Number of Terms
Add: x-3y-2z...
Question
Add:
x
−
3
y
−
2
z
5
x
+
7
y
−
z
−
7
x
−
2
y
+
4
z
--------------------------------
--------------------------------
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Solution
x
−
3
y
−
2
z
+
5
x
+
7
y
−
z
−
7
x
−
2
y
+
4
z
−
x
+
2
y
+
z
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0
Similar questions
Q.
Add:
x
−
3
y
−
2
z
,
5
x
+
7
y
−
z
,
−
7
x
−
2
y
+
4
z
Q.
Add the following:
(i)
x
-
3
y
-
2
z
5
x
+
7
y
-
8
z
3
x
-
2
y
+
5
z
(ii)
4
a
b
-
5
b
c
+
7
c
a
-
3
a
b
+
2
b
c
-
3
c
a
5
a
b
-
3
b
c
+
4
c
a
Q.
Add
2
y
2
+
7
y
+
5
;
3
y
+
9
;
3
y
2
−
4
y
−
3
Q.
If
x
,
y
,
z
∈
R
&
△
=
∣
∣ ∣
∣
x
x
+
y
x
+
y
+
z
2
x
5
x
+
2
y
7
x
+
5
y
+
2
z
3
x
7
x
+
3
y
9
x
+
7
y
+
3
z
∣
∣ ∣
∣
=
−
16
then value of
x
is
Q.
If
x
,
y
,
z
∈
R
&
Δ
=
∣
∣ ∣
∣
x
x
+
y
x
+
y
+
z
2
x
5
x
+
2
y
7
x
+
5
y
+
2
z
3
x
7
x
+
3
y
9
x
+
7
y
+
3
z
∣
∣ ∣
∣
=
−
16
then value of
x
is
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Types of Expressions Based on the Number of Terms
Standard VII Mathematics
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