I need help with this. (15 points)

The sum of two numbers is 58. the first number is 8 less than half the second number. let  c  represent the first number. let  drepresent the second number. which statements about solving for the two numbers are true? check all that apply.the equation    represents the sum of the two numbers.the equation    represents the sentence “the first number is 8 less than half the second number.”the equation    represents the relationship between the two numbers.the equation    represents the sum of the two numbers.the number  d  is 14.the number  c  is 44.the number  c  is 14.the number  d  is 44.

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)