Which function is a horizontal translation of the parent quadratic function f(x)=x^2

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

For the equations below which statement is true ?

Which value would be a solution for x in the inequality 47-4x< 7