did i solve this subtraction right?



4x-2x^2+4x^3 from 4x^3+x-3x^2





   arrange your expressions :



    4x^3 - 2x^2 + 4x 

  -(4x^3 - 3x^2 + x)   Since we are subtracting we will change the sign of the 

____________________   subtrahend





   4x^3 - 2x^2 + 4x 

  -4x^3 + 3x^2 - x   Now we are ready to combine like terms

____________________

   0    + x^2 + 3x    



 answer is x^2 + 3x







Visit www.freeweb.com/onlinemathclass

and leave a message. thanks! 

RELATED QUESTIONS

I need help please

6x+5=3x+6

5x+8=x+5

9x+1=3x-4

2x-3=6x-4

3/4x+2=1/4x-9

 (answered by checkley75)

Expand and simlify
(a)  -3(x² - xy + 2y²)	
    -3x²+3xy-6y²
(b)  (x – 1)(x + 4)... (answered by geE-thug)

Factor completely,

11x(4x-3)-6(4x-3)=

2x(x-5)-(x-5)

3x^3-4x^2+6x-8=... (answered by KMST)

Divide and Simplify: 2x^2+x-6  4x^2-6x
                     -------- / -------
          (answered by KMST)

3x+5=2x+2
4x+3=5x-4
2x-5=4x-1
5x+24=2x+15... (answered by CubeyThePenguin)

       2    3         2    3          2    3
2x + 3x + 5x , 3x + 4x + 6x , -4x - 6x + 3x  (answered by richard1234)

SOLVE THE FOLLOWING EQUATIONS
15+20=2x+2x
6x+2x=20-4
5x-17=30x+3
3(x+2-3x)=20+2(x-2)
 (answered by jcmtnez)

can you please solve this problems for me
6x=4
3+x=-2
2x+3x=6-2x
2x-4+-4x+2=12
  3    (answered by edjones)

2x + 3/4x + 3  +  3x + 5/4x - 2 =2
 (answered by ewatrrr)