Simplify. a - {4 b - [ a - (5 b - c ) + 3 c - ( a - b - 9 c )]}

a - 8 b + 13 c
- a - 2 b + 13 c
a - 2 b + 13 c
- a - 8 b + 13 c

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96