Add. Write your answer in standard form. (4x5+2x2−3x−5) +(−2x2+6x7−5x+2) 4x5+6x7−4x2−8x−34 x to the 5th power plus 6 x to the 7th power minus 4 x squared minus 8 x minus 3

2x3+8x9−8x−32 x cubed plus 8 x to the 9th power minus 8 x minus 3

6x7+4x5−8x−36 x to the 7th power plus 4 x to the 5th power minus 8 x minus 3

4x5+6x7−8x−34 x to the 5th power plus 6 x to the 7th power minus 8 x minus 3