In the morning, a group of hikers hiked 3 3/4 miles, took a break, and then hiked another 2 3/4 miles. The group then stopped for lunch. In the afternoon, the group then hiked 4 3/4 miles, took another break, and then hiked 2 1/2 miles. Which of the following statements are true?

Perform the indicated operation. 8/a - 6/a + 7/a

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?

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers