Answer:
Your Answer is 75,000. Have a great day!
Step-by-step explanation:
Write an expression to show how much the bowling alley
cost = f($6 x 3) + (f - 1) x $4.50
c=9f+4.5*(f-1)
The i you normally think of (the one = to sqrt(-1) is not the same i they are using here. They are using this i the same way you would use x = - 1 in any normal equation or relation.
1a + b(-1)
a - b is your answer <<<< answer
We are given:

First step is to get rid of fractions. We start by multiplying both sides by a.

Now we cancel a on right side and we multiply both sides by c.

After canceling c on the right side we are left with: