SOLUTION: Add: (4x^3-3x+9)+(-2x^2-4)+(8x+3x^3) Subtract: (7x^2-3x+1)-(9x^2-7x-3) Thanks in advance I dont understand!

Algebra.Com
Question 631849: Add:
(4x^3-3x+9)+(-2x^2-4)+(8x+3x^3)
Subtract:
(7x^2-3x+1)-(9x^2-7x-3)
Thanks in advance I dont understand!


Answer by Tatiana_Stebko(1539)   (Show Source): You can put this solution on YOUR website!


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