Which set of equations shows a way to find 771 -468​

Cassie is traveling 675 miles today to visit her brother and his family. so far, she has stopped for gas three times. at the first stop, she put in 7.1 gallons of gas and paid $23.79. at her second stop, she put in 5.8 gallons of gas and paid $19.08. and, at the third stop, 6.6 gallons and paid $20.39. at which stop did casey pay the most for gas?

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?