Solve -2 < 2x + 4 < 12 for x

Can someone me with my hwplz(only the circled ones)

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

Is it true or false i’m trying to pass this test so i can leave school