Answer:

Step-by-step explanation:
The only thing important in this question in the original equation is the slope, which is 3, the multiplyer for x. To find the opposite slope follow the steps below.
The first step is to make the original slope into a fraction.

Then flip the numerator and denominator.

Now multiply this value by -1.

There is the opposite slope of 3.
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
The answer is 2z-10. Hope it helps.
Answer:
If you are working with equilateral triangles, divide 180 by three to find the value of X. All of the angles of an equilateral triangle are equal. Solve for X in interesting lines by finding the value of one adjacent angle and subtracting it from 180 degrees.
Step-by-step explanation: