I’ve retake taken the photo in case you guys couldn’t see the questions i need on reply to this question need on 14-17

14. B

(6x^4 + 7x + 5x^3) - (4x^4 - 2x^3 + 3x)

2x^4 + 7x^3 + 4x

15. 150

The missing dimension is 12  

The rectangle formed has an area of 120 the small triangle has an area of 30  

16. C=

C= 25.60(4) + 14(4) (3-1)

C= 102.4 + 112

C= 214.4

17.  B

-5 = -3/4 (8) + 1

-5 = -6 + 1

-5 = -5

the equation is true

7

step-by-step explanation:

i'm assuming you need to figure out how many campers go into each tent.

i got the answer by:

24+4=28

28/4=7