4. dr. jones’ office has purchased the above equipment. it is now year #2 and there is a $7,000 annual maintenance fee that needs to be added to the costs of the equipment. the variable cost is now $3.37 per study, but dr. jones’ office is planning on doing 1675 studies because there has been an addition of two new managed contracts, and there has been a reimbursement increase to $53.16.

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

Which of the following is the shape of a cross section of the figure shown below