Justin is asked to solve the following system of linear equations using the elimination method. 5x − 12y = 3
−20x + 14y = 13

Which of the coefficients should Justin try to change so that it cancels with another coefficient?

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?

Rewrite so the subject can be y in the formula d=m-y/y+n

Solve the following system of equations express your answer as an ordered pair in the format (a, b) with no spaces between the numbers of symbols 5x+2y=22