Donna is planning to take a trip to spain that will cost $2,927. she has already saved $1,852. to earn the rest of the money, donna will mow lawns for $25 per lawn. which equation can be used to find x, the number of lawns donna will need to mow in order to have enough money for her trip? a) 1,852x + 25 = 2,927 b) 25(x + 1,852) = 2,927 c) x(1,852 + 25) = 2,927 d) 25x + 1,852 = 2,927

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.

Ahiker stands at an unknown elevation before he ascends 2 miles up a mountain to an elevation of 9 miles. find the elevation of the hiker before his ascent.

Drag the tiles to the correct boxes to complete the pairs. using the properties of integer exponents, match each expression with the correct equivalent expression.