Cuanto es esto con explicación :3x-12=9x_30

Peaches cost $4.29 per pound. find the cost of two and a quarter pounds of peaches.

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

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