Answer:
The remainder is 64
Step-by-step explanation:
Consider the function 
Use synthetic division to divide by x+9
x+9=0, x=-9
divide the given f(x) by -9 using synthetic division
-9 1 3 -51 91
0 -9 54 -27
--------------------------------------------------
1 -6 3 64
The remainder is 64
Answer:60
Step-by-step explanation:2 x 30=60
When i divided and got the answer it was 12R4 R=Remainder
Since 7 yd is 21 ft you will have to
add 15 ft to 21 ft (36 ft)
and then divide by two
your answer is 18 ft