He length of a rectangle is 3n 2 and its width is n 1. the perimeter of the rectangle is twice the sum of its length and its width. 28. write an expression that represents the perimeter of the rectangle.

Perform the indicated operation and write the answer in the form a + bi. 4 - 5 6 + 7i 11 13 58 13 58 11 85 + 85 58 + i 13 13 11 58

the number 18 can be written as the sum of nine consecutive integers. what is he product of these integers?

The profit at a factory that makes CD's can be computed using the linear equation p = 2.5d - 1000 where p is the profit and d is the number of CD's sold. What is the slope and what does it represent?

Rachel is running the Challenge of Champions obstacle race at her summer camp. She runs 7/8 of a mile, but then she twists her ankle while going up the Mounds of Doom. Rachel still has 5/8 of a mile left to run, so she drops out of the race.

One week 72 people got a speeding ticket. the next week only 36 people got a speeding ticket. what is the percent of change in spending tickets

A family has five members a mom, a dad two sisters, and a brother. The family lines up single file. What is the probability that the brother is at the front of the line?

Rearrange the formula to make t the subject: S=d/t

If klm~ pqr with a scale factor of 3:5, find the perimeter of pqr

Amelia is wrapping ribbon around a circular present that has a diameter of 4 inches. If she wants to wrap the present three complete times, how long of a piece of ribbon will she need? Round to the nearest inch

12500,-2500,500,-100 what are the next two numbers