3x+3y=-x+5y what ordered pair is a solution of the equation ?

What is the simplified expression for 6(2(y+x))

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

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?