Find the center and radius of the circle from the following equation. calculations need to be provided. x2 + 2x + y2 + 4y = 20

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?

How do you write y-10=2 (x-8) in standard form

To decrease an amount by 16% what single multiplier would you use