Answer:
Step-by-step explanation:
(z - 5) (z +3)
z*z = z^2
z*3 = 3z
z^-5 = -5z
-5*3 = -15
z^2 + 3z - 5z - 15
Correct Option: D) $20.50
Step-by-Step Explanation:
Starting cash = $ 68.00
Balance cash = $ 47.50
We can obtain the amount of money he spent on dinner by subtracting the Balance cash from the Starting cash:
= 68 - 47.50
= 20.50
Therefore, Billy spent $20.50 on Dinner.
2/8 or 25% or 0.25
Hope this helps! Good luck! :))