I am going to fail if I don’t get this summative test right. PLZZ HELP ME! Barry is 7 years older than Meisha. Which equation shows Barry’s age (b) in terms of Meisha’s age (m)?

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?

Which shows the first equation written in slope-intercept form? 1/2 (2y + 10) = 7x

Jonathan puts $400 in a bank account. each year the account earns 6% simple interest. how much interest will be earned in 5 years?