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avatar+1112 

(7x^3 - 5) + (8 - 3y + 2y^3)

 May 20, 2019
 #1
avatar+702 
+3

7x^3-5+8-3y+2y^3

Look for common terms

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

You can reorder it if you want.

 

You are very welcome!

:P

 May 20, 2019
 #2
avatar+128 
0

7x^3 + 2y^3 - 3y +3 is the answer.

 

~~Hypotenuisance

 May 21, 2019

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