twice the reciprocal of a number is nine more than five times the number.
find the number.
A number = THE number =
The reciprocal of A number or THE number =
Replace "a number" and "the number" by x:
twice the reciprocal of a number is nine more than five times the number.
twice the reciprocal of is nine more than five times .
Replace "the reciprocal of " by
twice is nine more than five times .
Replace "twice " by .
is nine more than five times .
Replace "five times " by is nine more than .
Replace "nine more than " by is .
Replace "is by " = "
= .
Multiply through by x
=
Get 0 on the left:
= = , , ,
Two solutions: ,
Edwin