I think the ratio is for for every 4 packs it cost 10 dollars so in all it would cost 30 dollars
A. My best friends, whose name is Laura, is in law school.
You know this because, if you were to take out the part in between the commas, the sentence would still make sense. It just adds additional detail.
If John has $0.75 and he needs $2.50, then you will subtract $0.75 from $2.50 to find out how much he needs which is $1.75. Hope I helped! Don't forget to help me with the Brainliest Answer! :D
Step-by-step explanation:
x=−y−2z+3
x=y+32z+1
x=13y+23z+13