Which expression has the same GCF as 15x2 − 21x? A. 12x2 − 15x B.12x2 − 18x C.15x2 − 21 D.18x2 − 24x

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?

Complete the equation of the live through (-1,6) (7,-2)

Simplify the following expression 48^1/2