Question

solve the equation x2-7x-7

Answer 1

hopefully u understand

Answer 2

hey dear...

do like this...

x2-7x-7=0

x2-7x=7

x*x=7+7x

x*x/x=7+7=14

then one x will be deduct by dividing it in L.H.S.

and only 1 x remains

x=14....

hope it's clear to u n it's useful.... thnx for asking....