Answer:
B
Step-by-step explanation:
Add 6 to both sides
2m2+7m+6=0
Y=68+4x
100=68+4x
-68=-68
32=4x
Divide both sides by 4
x=it will take 8 min. for the water to reach 100 degrees
y=total degrees
x=# of minutes
Answer:

Step-by-step explanation:


















Hence, the correct answer is 