Can someone please help me? I keep losing points...

CORRECT ANSWERS ONLY PLEASE

Use the formula i = prt, where i is the interest earned, p is the principal (starting amount), r is the interest rate expressed as a decimal, and t is the time in years.

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2