Answer:
i dont know Sierra studied for 7 and William studied for 3
Step-by-step explanation:
The answer in simplest form would be 2 and 3 fifths gallons of gas.
Answer:
3.2
Step-by-step explanation:
Not sure what exactly you meant, so i solved for both possibilities...
Answer: a=-2
assuming you mean a+2/2=-1.....
a+2/2=-1
simplify..
a+1=-1
subtract 1 from both sides
a=-2
____________________
Answer: a=-4
assuming you mean (a+2)/2=-1...
(a+2)/2=-1
simplify...
a/2+2/2=-1
simplify
a/2+1=-1
subtract 1 from both sides
a/2=-2
multiply both sides by 2
a=-4
