) 8p^ 5 q ^7 – 2p^ 5 q^ 7 + 3p ^5 q^ 7
d) 48p ^6 q^ 8 rz ÷ 8p^ 5 q ^5 r
pls answer fast with method
Answers
Answered by
1
option b is correct
Step-by-step explanation:
Given, 8p−9q=7q+3p
⇒8p−3p=7q+9q
⇒5p=16q
⇒
q
p
=
5
16
On multiplying numerator by 2 and denominator by 5 both sides, we get
⇒
5q
2p
=
25
32
⇒
5q
2p
=
25
25+7
⇒
5q
2p
=1+
25
7
⇒
5q
2p
=1
25
7
Option B is correct.
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