Acompany that makes rubber ducks has a start up cost of $ 7. it costs the company $ 2.91 to make each rubber duck. the company charges $ 3.74 for each rubber duck. let denote the number of rubber ducks produced. determine the cost function for this company. the cost function is the amount it costs to manufacture the rubber ducks. c(x)=

Fawn bought a total of 70 cakes for a tea party. she spent $3,025. fawn bought vanilla cakes for $22 each and a fruit filled cake for $55 each. the system of equations below can be used to find the number of vanilla cakes, v, and the number of fruit filled cakes, f, fawn purchased. which system of equations has the same solution as the system below.