Answer:
D.) 8x^2+11x-9
Step-by-step explanation:
5x^2 -(-3x^2) =8x^2
7x -(-4x) =11x
-4 -5 =-9
Hope it helps
The first choice is correct because the number of crosses against the pets is equal to its actual quantity.
The answer to that would be D. 54,299
6. d
7. a
8. f
9. b
10. c
11. (7x3)+(7x2)=
21+14=35
7x5=35
12. (6x3)+(6x3)=
18+18=36
6x6=36
13. (2x3)+(6x3)=
6+18=24
8x3=24
14. (9x5)+(9x3)=
45+27=72
9x8=72
