Answer:
it's 60
Step-by-step explanation:
I have done that before
Answer:
Yes. It does represent a function. Variables are almost like functions, so this is indeed a function.
Step-by-step explanation:
Answer: 138
Step-by-step explanation:
Answer:
After solving we get
Step-by-step explanation:
We need to solve the equation:
Solving:
Multiply 4x with terms inside the bracket
We need to solve above equation to find value of x
Using quadratic formula for finding value of x:
We have a=180, b=-28 and c=-57
Values of x are
So, After solving we get