HELP ME OUT PLS!!!!

All postcards at a store cost the same amount. It costs $0.50 more to buy 8 postcards than it does to buy 6 postcards.

Which equation can be used to find x, the cost of each postcard in dollars?​

HELP ME OUT PLS All postcards at a store cost the same amount It costs 050 more to buy 8 postcards than it does to buy 6 postcards Which equation can be used to class=