COPPELL (AP) – Retail gasoline prices in Texas and across the country declined this week. AAA Texas on Thursday reported the average price at the pump statewide was down 3 cents to settle at $2.73 per gallon. Nationwide retail gasoline prices slipped 4 cents to reach an average $2.90 per gallon. Drivers in Midland have the most expensive gasoline statewide this week at an average $3.09 per gallon. The association survey found the cheapest gasoline in Texas is in the Brownsville-Harlingen and McAllen areas at $2.58 per gallon. AAA officials say gasoline prices continue to dip across the U.S. but remain nearly 50 cents more than last summer in every state.