The range of F(x)=7•4x is all positive real numbers. True or False? please help

Let w=23 . what is the value of w + 45 ?

What’s the answer ? use the picture to see the problem

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.