Write an equation in point slope form for the line through the two points(-2,4) and (-1,6)

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?

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

What would the rule be for the reflection of y=-3