In an arithmetic sequence, u_{3} = 12 and H_{10} = 40 The common difference is d. A. Write down two equations in u_{1} and d to show this information.
B. Find the values of c u_{1} and d.
Find the 100th term.

Identify the number 127 as a rational or irrational. explain

If my mom gets $13.05 an hour, and she works from 3: 30 to 10: 45 in the morning, how much money does my mom make?

Jorge wants to determine the enlarged dimensions of a digital photo to be used as wallpaper on his computer screen. the original photo was 800 pixels wide by 600 pixels high. the new photo will be 1,260 pixels wide. what will the new height be?