Question

Plz solve q 39 class 10 bery urgent god bless you

Answer 1

Answer:

god bless you

thanx...:-)

Step-by-step explanation:

b

80/x-80/x+4=1

80(x+4)-80(x)/x(x+4)=1

80x+320-80x=x²+4x

x²+4x-320=0

x²+20x-16x-320=0

x(x+20)-16(x+20)=0

(x-16)(x+20)=0

x-16=0 x+20=0

x=16 x=-20

so x=16 and -20

hope it help

mark it yrr

aapki kripa se ban gyi maharaj.........