For a school project, Kenji is investigating cell phone use in his hometown, Newport. So far, he has found that the residents of Newport used their cell phones for 630,790 minutes last year. This year, they used their cell phones for a total of 504,632 minutes. What is the percent of decrease in annual usage?

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

Bonnie and bobby are saving money for a vacation. each friend starts with an amount and also saves a specific amount each week. bonnie created a table to show the total she has saved at the end of each week.. weeks 0 1 2 3 4 5 6 7 8 amount saved 12 16 20 24 28 32 36 40 44 bobby came up with the following equation to show the total, y, he has saved at the end of each week, x. y = 12x + 4 compare the rate at which each friend saves money. select the correct answer from the drop-down menu to complete the statement. the rate at which bobby is adding to his savings each week is $ more than the rate at which bonnie is adding to her savings each week.

Answer asap! due in 30 minutes! ! 8th grade math