Question

P+Q
What is the value of
Р
value of P-Q
= 7?​

Answer 1

Answer:

Explanation:

From P/Q = 7, on cross multiplication P = 7Q.

Substituting for P,

Value of [(P+Q)/(P-Q)] = Value of [(7Q + Q)/(7Q - Q)]

= Value of [Q (7 + 1)/Q(7 - 1)]

Cancellation of Q from numerator and denominator,

Value of [(P+Q)/(P-Q)] = (7+1)/(7–1) = 8/6 = 2x4/2x3 = 4/3 (Answer)

Answer 2

Answer:

p=Q+7

Explanation:

1. P-Q=7=P=7+Q। Q ko transfer krne se sing change huwa h