A dilation maps (8,12)to (2,3). What are the coordinates of the image of(9,3)under the same dilation

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

Ineed with angles and the measure of them i have abc a is 65 and b is (3x-10) and c is (2x) find the value of x

A+b= 17, ab=70, find the value of |a-b|