4.(-x 4 + 13x 5 + 6x 3 ) + (6x 3 + 5x 5 + 7×4) Question 4.(-x 4 + 13x 5 + 6x 3 ) + (6x 3 + 5x 5 + 7×4) in progress 0 Math Raelynn 1 week 2021-09-14T20:15:37+00:00 2021-09-14T20:15:37+00:00 1 Answer 0

## Answers ( )

Answer:140

Step-by-step explanation:=(-4+55+18)+(18+25+28)

=69+71

=140