Answer:
what do u want us to do?
Step-by-step explanation:
Answer:
Kenny traveled 19.5 miles
Step-by-step explanation:
So firstly, you want to foil - (7v^4 + 6) [Think of the minus sign as -1]: 
Next, combine like terms and your answer will be: 
6.4x + 2.8y = 44.4
6.4(3) + 2.8y = 44.4
19.2 + 2.8y = 44.4
-19.2 -19.2
2.8y = 25.2
------ ------
2.8 2.8
y = 9
Answer:
all work is shown and pictured