Friday

October 24, 2014

October 24, 2014

Posted by **diana** on Saturday, July 16, 2011 at 3:36am.

- math -
**diana**, Saturday, July 16, 2011 at 4:12amhelp me..

- math -
**Reiny**, Saturday, July 16, 2011 at 8:08amlet the number be x

the reciprocal of the number is 1/x

twice the reciprocal is 2/x

2/x - x = 7/3

multiply each term by 3x

6 - 3x^2 = 7x

3x^2 + 7x - 6 = 0

(3x - 2)(x + 3) 0

x = 2/3 or x = -3

- math -
**diana**, Sunday, July 17, 2011 at 6:44pm@reiny.. thanks.. :)

- math -
**Regie**, Wednesday, August 31, 2011 at 6:32amThanks too...

**Answer this Question**

**Related Questions**

Math - translate (please check) - 4. The sum of two numbers is 50. If twice the ...

Grade 8 Math - Can you write them in Mathematical/numbers form I'll solve them ...

Math - The sum of three times a first number and twice a scond number is 43. If ...

MAth translate please thx - If 5 times the smaller of two numbers is subtracted...

algebra - Solve by setting up the proper equation to describe the facts given ...

Math - 1,6,3,7,9,4,5,7=17 only plus or minus can be out in between the numbers ...

Algebra - Don't understand quadratic word problems at all. Please help, with ...

Please help quick! Math - The sum of three times a first number n twice second ...

math - when 26 is subtracted from 4 times a number , the result is greater than ...

pre algerbra - if 150 is subtracted from 7 times a number ,the result is the ...