If a tie that regularly sells for $28 costs the store $16, what is the markup rate for the tie?​

Every time you drive you will experience a combination of driving conditions and environments.

What are the solutions of the system? y = x^2 + 2x +3y = 4x - 2a. (-1, -6) and (-3, -14)b. (-1, 10) and (3, -6)c. no solutiond. (-1, -6) and (3, 10)

Use circumcenter theorem to solve for the given values