Jabari rented a sprayer and a generator. On his first job, he used each piece of equipment for 6 hours at a total cost of $90. On his second job, he used the sprayer for 4 hours and the generator for 8
hours at a total cost of $100. What was the hourly cost of each piece of equipment? (Only an
algebraic solution will be accepted.)

Pls brainliest will be awarded if answer is correct

Find the nonpermissible replacement for binthis expression. b2/5b +5

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