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Byju's Answer
Standard X
Mathematics
Equal Sets
Subtract:i 5a...
Question
Subtract:
(i)
5
a
−
3
b
+
2
c
from
a
−
4
b
−
2
c
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Solution
Step: Find the value
To subtract:
5
a
−
3
b
+
2
c
from
a
−
4
b
−
2
c
∴
(
a
−
4
b
−
2
c
)
−
(
5
a
−
3
b
+
2
c
)
=
a
−
4
b
−
2
c
−
5
a
+
3
b
−
2
c
=
(
a
−
5
a
)
+
(
−
4
b
+
3
b
)
+
(
−
2
c
−
2
c
)
=
−
4
a
−
b
−
4
c
Hence, on subtracting
5
a
−
3
b
+
2
c
from
a
−
4
b
−
2
c
,
the required value is
−
4
a
−
b
−
4
c
.
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18
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Q.
10. If (5a-3b) ÷ a=(4a+b-2c)÷(a+4b-2c)=(a+2b-3c)÷(4a-4c),then prove that, 6a=4b=3c
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