Posted by **Leah** on Monday, April 18, 2016 at 3:12am.

What is the value of the expression 2x^2 + 3xy - 4y^2 when x = 2 and y = -4 ?

Please help this is for my accuplacer. If you could show your work explaining how you got the answer that would be awesome. Thank you in advance

## Answer This Question

## Related Questions

- Math Algebra - What is the value of expression 2x squared + 3xy-4y squared when ...
- algebra - What is the value of the expression 2x to the 2nd power + 3xy -4y to ...
- Math! - 1) What is the value of 19 + 5a^4 + 3b^2 when a = 2 and b = -4? (this ...
- Algebra - I need help explaining how to work this problem for my daughter... ...
- algebra - What is the value of the expression below? |-4-5| - |7+3| Show work ...
- algebra - what is the value of the expression 2xsquare+3xy-4ysquare when x=2 and...
- Gr. 10 Math - Evaluate each expression for the given value(s) of the variable(s...
- Math - what is the result when 2x^2+3xy-6 is subtracted from x^2-7xy+2? show ...
- Algebra-Please check my answers - Posted by Jessie on Monday, October 18, 2010 ...
- Algebra-Please check my answers - Posted by Jessie on Monday, October 18, 2010 ...

More Related Questions