Solve the inequality. –8 ≤ 2x – 4 < 4

a. –2 ≤ x < 0

b. –6 ≤ x < –2

c. –2 ≤ x < 4

d. 0 ≤ x < 6

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.