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4. find the geometric mean of 4 and 12. 24 8

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

X+ y = 5 ; x - y =3 solve using linear combination