Question

Simplify x cube +5xy-5y square-6x cube+8xy-5+y square+13​

Answer 1

Answer:

$= {x}^{3} + 5 xy - 5 {y}^{2} - 6 {x}^{3} + 8xy - 5 + {y}^{2} + 13$

$= - 5 {x}^{3} + 13xy - 4 {y}^{2} + 18$

Answer 2

Step-by-step explanation:

=x 3+5xy−5y 2−6x 3+8xy−5+y 2 +13

= - 5 {x}^{3} + 13xy - 4 {y}^{2} + 18=−5x 3 +13xy−4y 2 +18