Answer:
x = -27
Step-by-step explanation:
5(x - 1) = 4(x - 8)
Distributive property
5x - 5 = 4x - 32
Subtract 4x from both sides
x - 5 = -32
Add 5 to both sides
x = -27
Plug in the values of x given in the domain:-
x + 5 = -4 + 5 = 1
-2 + 5 = 3 and so on
Are you sure you have the question right/ Because none of the choices are correct.
Answer:
5 years
Step-by-step explanation:
Step one:
Given Information
Principal= $34,000
rate = 4.8%
SImple interest = $8,160
Required
The time T of the investment
Step two:
the expression for simple interest is

substitute

cross multiply we have

divide both sides by 163200

Answer: Benny started with 77 cards.
Step-by-step explanation:
The first step is to find what 43 is a half of. If we multiple 43 by two, we see that the answer is 86. As this number included the 9 cards he bought the day before, we must subtract 9 from 86, giving us 77.