Suppose a company's revenue R (in dollars) from the sale of x units of its product is given by R = 320x. Suppose further that the total costs C (in dollars) of producing those x units is given by C = 70x + 20,000.
a. If profit is revenue minus cost, find an expression for the profit from the production and sale of x units.
b. Find the profit received if 4000 units are sold.

Shawshank real estate agency. oct. 1 pete shawshank begins business as a real estate agent with a cash investment of $25,000 in exchange for common stock. 2 hires an administrative assistant. 3 purchases office furniture for $2,900, by paying $700 cash with the balance on account. 6 sells a house and lot for n. kidman, earning a fee of $3,600, with $600 collected in cash and the balance billed to n. kidman. 27 pays $900 on the balance related to the transaction of october 3. 30 pays the administrative assistant $2,300 in salary for october. 31 collects $1,200 of the balance owed by n. kidman. instructions: (a) journalize the transactions. (you may omit explanations.) (b) what balance would shawshank real estate agency report for accounts payable in its october 31 financial statements? in which category of which financial statements would it be found? (c) what balance would shawshank real estate agency report for accounts receivable in its october 31 financial statements? in which category of which financial statements would it be found?