Sierra started with savings of $260 and adds $8 of her savings every week. Brian started with savings of $650 and spends $5 of his savings every week. What is x, the number of weeks that need to pass in order for Sierra and Brian to have the same amount of savings? 8x + 260 = -5x + 650

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

In new york city at the spring equinox there are 12 hours 8 minutes of daylight. the longest and shortest days of the year very by two hours and 53 minutes from the equinox in this year the equinox falls on march 21 in this task you use trigonometric function to model the hours of daylight hours on certain days of the year in new york city a.what is the independent and dependent variables? b.find the amplitude and the period of the function. c.create a trigonometric function that describes the hours of sunlight for each day of the year. d. graph the function you build in part c. e. use the function you build in part c to find out how many fewer daylight hours february 10 will have than march 21. you may look at the calendar.

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?