The cost in dollars of making x items is given by the function c(x) = 10x + 800. (a) the fixed cost is determined when zero items are produced. find the fixed cost for this item. (b) what is the cost of making 25 items? (c) suppose the maximum cost allowed is $1850. what are the domain and range of the cost function, 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.