What can 7/8 be rewritten as?

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

It says factor each expression 49x-28?

Explain why the factor 1.5 is broke. into two numbers in the model.