Answer:
x = 9
Step-by-step explanation:
You can solve this problem by isolating the variable.
3-√x = 0
√x = 3 (add √x to both sides of the equation)
x = 9 (square both sides of the equation)
Answer:
down below.
Step-by-step explanation:
20 × 400 = 8000
8000 - 7200 = 800
therefore the % mark up is 10%, because 10% of 8000 is 800.
800 + 7200 = 8000
Answer:
Step-by-step explanation:
Given
-- initial area
-- rate
--- (years)
Required
Represent as an exponential function
An exponential function has the form:
Where
and 
Substitute values for a and b, we have:
Convert percentage to decimal
Hence, the exponential function that represents the scenario is:
Answer: .95
Step-by-step explanation: There are 2 quarts and in each quart there are 2 pints. 1 quart would cost $1.90 and half of that which would be a pint is .95.
