The senior class is ordering t-shirts. the printing company charges a $45 design fee plus $7.50 per shirt. which equation represents the total cost, c , for ordering s shirts? a. s= 45.00c+ 7.50 b. s=7.50c+45.00 c. c=45.00s+7.50 d. c=7.50s+45.00

Trigonometry hellllllpppppppp asap

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11