You are in charge of purchasing signs for the school's annual garage sale. One local company Quick Signs charges a $25 set up fee plus $4 per sign. Another company Signs of the Times charges a $30 set up fee plus $3 a sign. Write a system of equations to represent the scenario above.

Quick Signs: Signs of the Times:

step-by-step explanation:

step-by-step explanation:

descending order means to order the polynomials from the term with the largest exponent to the term with the smallest exponent.  

therefore, the correct answer is d.  

e^-kt = n/n0 = 0.79  

-kt = ln 0.79  

t = - ln 0.79/0.0001  

= 2357 years

step-by-step explanation:

pla·gia·rism

/ˈplājəˌrizəm/

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noun

the practice of taking someone else's work or ideas and passing them off as one's own.

step-by-step explanation: