Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Variable expressions

Translating words into variable expressions

The sum of x and three x + 3
Five less than a number x - 5
Four more than twice a number 2x + 4
Five minus a number 5 - x
The product of three and a number 3 x
Six divided by a number 6 / x
Ten more than six times a number 6x + 10
The quantity six plus a number divided by two (6 + x) / 2
Seven divided by the sum of a number plus 2 7 / (x + 2 )
The sum of a number and the quantity two times a number minus one x + (2x - 1)
the sum of a number and it's opposite x + -x
Created by: cwavra