If Eli spends $392 for 8 gigabytes of memory, then

, where g is a gigabyte of memory. All you have to do is to reduce the equation. In this case, divide both sides by 8 to get

. So the cost of 1 gigabyte of memory is $49.
(-8.6)+7.2= -1.4
Think of it as 8.6-7.2 and carry down the negative sign.
Answer:
27
Step-by-step explanation:
Answer:
volume 1050 
surface area 859 
Step-by-step explanation:
volume is length times width times height (7*25*12)/2
surface area is area of all the sides added together
2(25*12)+(12*7)+ 2(
)