What is the value of y in the solution to the following system of equations?

5x+7y+9z=0

x−y+z=−3

8x+y=12

You have 3 boxes, one "strawberries"; one "mentos" and one "mixed".but you know that all the labels are in incorrect order .how do you know witch is witch?

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?

If you invest 1,500 today in a bank that gives you a 5 percent annual interest rate, which of these items can you buy in two years? a. electronics worth $1,650 b. fitness equipment worth $1,700 c. a holiday package worth $2,000