please make the letters big and clear

Analytic Geometry I can determine the solution to a linear system using substitution I can determine the midpoint and length of a line segment 12. Determine the solution to the following linear systems using substitution 2x -3y =-2 2x+ y =7 4x + y =24 b) 3x - 2y =-7 13. A local toy store is selling footballs and baseballs. One costumer bought 3 baseballs and 1 football and it cost $42. Another costumer spent $98 to buy 5 baseballs and 4 footballs. How much is one football and one baseball? 14. Determine the distance between each of the following pair of points. a) A(1, 3) and B(-4, 5) b) C(-3, -2) and D(1, 0) 15. Determine the midpoint between each of the following pair of points. a) A(-2, 2) and B(4, -6) b) C(3, 4) and D(-3, 1) 16. The midpoint of two points is (-4, 1) and one endpoint is (3, 6). Determine the other endpoint of the line segment. 17. The endpoints of the diameter of a circle are P(-7, -4) and Q(-1, 10). a) What is the centre of the circle? b) Determine the length of the radius