How can i do the work and explain this?

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =

Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x