After 3 new students joined a class, the class had 30 students. Write an equation in which you can find n, the number of students in the class before the 3 new students joined.

Ascatterplot is produced to compare the size of a school building to the number of students at that school who play an instrument. there are 12 data points, each representing a different school. the points are widely dispersed on the scatterplot without a pattern of grouping. which statement could be true

Multiply. write your answer in simplest form. 3/8 x 5/7

The perimeter of a rectangle is greater than or equal to 74 meters. if the length is 25 meters, the minimum width of the rectangle is meters.