DIU > Chapter 10: Comparing Populations > Section Exercises 10.7 > Exercise 5
The dot plots show the test scores for tivo classes taught by the same teacher plz help

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

We just started the introduction into circles and i have no idea how to do this.