Posted by **raluca** on Thursday, October 27, 2011 at 8:26pm.

simplify:

7y-3y-x^2+4x^2

how do i add x^2 to 4x^2?

what will the result be?

i know that 2x^2-x^2 = x^2....but not how to do the above

## Answer This Question

## Related Questions

- Algebra - 1. LCM of 15x^7 and 45x^7 2. Marla can shovel the driveway in 60min ...
- math - The initial amount is 1 million. Divide it by 4. Divide the result by 5. ...
- COMPUTERS-EXCEL 2007 - which one of the following formulas accurately describes ...
- Math - Pick what age you would like to be (may be your actual age if you like). ...
- Math - Repeat the following procedure for the four given numbers. Add 7 . Double...
- math - I am thinking of a number. If I add 4 to it, square the result, divide ...
- Math 213 Elementary Math - 20. Think of a number. Add 7. Double the result. ...
- math for elementry school teacher - Mr. Mathemagician asks you to pick any whole...
- Algebra - Hello all! I had a quick homework question: I have to prove that the ...
- math - Think of a number. Add 17. Double the result.Subtract 4. Double the ...

More Related Questions