Posted by **Lauren** on Wednesday, April 14, 2010 at 8:34pm.

Peform each indicated operation and simplify. Can you please check my answers. Thank you.

A)(x^2+2x-3)+ (2x^2-x+1)

Answer: 3x^2+x-2

B) (-x^3+2x^2-5)+(x^2-x+6)

Answer:-x^3+3x^2-x+1

C) (3y^2-x+7)-(y^2-2x+3)

Answer:4y^2-3x+10

D)(2x^2-xy+y^2)-(-3x^2+xy+y^2)

Can you help me with the answer for this one Im confused. thanks

## Answer This Question

## Related Questions

- Math 8R: Homework Check - Part 2 - Part 2: Simplify by combining like terms and...
- Algebra (check my answers) - Please check these answers. Multiply -7(2a2 -4) = -...
- 8th Grade Algebra: Answer Check - Find the length of the 3rd side of each right ...
- Algebra - Would someone please check these answers? Simplify. 3/x-5+1/1-4/x-5 ...
- Algebra - Can you please check my work? You have helped other students I know. ...
- math - Peform each indicated operation by using LCD and simplify the result. Can...
- Please check answers) - Perform the indicated operations and simplify the result...
- maths - 1. Q: 2|3x-5| when x=(-3) A: 24 2. Q: |6-x|+4 when x=5 A: 5 ...
- 8th Grade Algebra: Answer Check #2 - Add or Subtract (Radicals) { this means ...
- math - sums and differences of rational algebraic expression answer the ...

More Related Questions