Someone please help fast it’s for a test

The answer is 15

Step-by-step explanation:                                                                                           They give you the answer for x, f(x) = f(2)

f(2)=2(2)^2 + 6(2) - 5                                                                                                        f(2)=2(4) + 6(2) - 5                                                                                                               f(2)=8 + 12 - 5                                                                                                                     f(2)=15

definition: a circle is the  set of all points in a plane that are equidistant  from a given  point  called the center of the circle. we use the symbol ⊙ to represent a circle. the a line segment from the center of the circle to  any point  on the circle is a radius of the circle.

step-by-step explanation:

i googled it and this is what i got i don't know how it is. sorry.

d is the correct answer

step-by-step explanation:

x= 8 because 3x = 3 * 8, and 3*8 = 24