Which linear function represents the line given by the point slope equation y+1=-3(x-5)

Stephen thublin invests $1,000,000 in a 45-day certificate of deposit with 6.55% interest. what is the total interest income from the investment?

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.

Ab and bc are tangent to circle d. find x is ab = 3x + 8 and bc = 26. find x