The ratio of the number of boy campers to the number of girl campers was 8: 7 . if there was a total of 195 campers how many boy campers were there? how many girl campers were there?

Can some one me with these questions

Identify the parent function that can be used to graph the function f(x)=3(x-9)2

Given right triangle a w/a hypotenuse length of x+4 and a leg of x, and right triangle b, w/ a hypotense length of 3y and a leg length of y+4 for what values of x and y are the triangles congruent by hl?