The other family is traveling at 900 miles per day while your family is traveling at 950 miles per day. So your family is traveling faster.
answer
system : 8L+ 4S = 120
L + S = 20
There are 10 small packs and 10 large packs
step by step answer :
to form the two systems, we have to determine the catagories of the 2 equations : one for money and one for the no of packs
after forming the two equations we simply put the numbers in the same order put above on the calculator ( mode 5:1) and the calaculator will answer it in seconds . 10 small packs and 10 large packs.
To check your answer , substitute the letters with their values and if both equations gave you the same value at the end then your answer is correct!
<ADB = 90 degrees
hope it helps
Instructions? "Find the number."
12 + 5n = 9n
12 = 4n and so n = 3 (answer)
