Answer:
$540
Step-by-step explanation:
2460 = 4x + k
1920 = 3x + k
k is our student service fee, which we represent as a constant
subtracting the equations to remove k and isolate x, our cost per course
540 = x
A function assigns the values. The value a is 11.
<h3>What is a Function?</h3>
A function assigns the value of each element of one set to the other specific element of another set.
The given logarithmic function can be solved as shown below.

Hence, the value a is 11.
Learn more about Function:
brainly.com/question/5245372
#SPJ1
4x + 10= 2x - 6
Subtract 2x on both sides
4x - 2x + 10 = 2x - 2x - 6
4x - 2x + 10 = -6
2x + 10 = -6
Subtract 10 on both sides
2x + 10 - 10 = -6 - 10
2x = -6 - 10
2x = -16
x = -8