Answer: Yes, The relation is a function, they are the exact opposite.
Step-by-step explanation:
7x²=9+x
so
for
0=ax²+bx+c

so
7x²=9+x
mins 9 from both sides and minus x
7x²-1x-9=0
a=7
b=-1
c=-9


so the 4th one
Answer:
35-=13 boxes ; 65-9 boxes
Step-by-step explanation:
35 x X+ 65 (22-x)=1040
35x+1430-65x=1040
1430-30x=1040
30x=390
x =390/30=13
Answer:
16
Step-by-step explanation:
22-6=16 ;0
Answer:
31.4 is the answer
Step-by-step explanation: