Morgan, Dakota and Taylor showed their work solving the equation 7x+5x+1=73. Identify the student who combined like terms incorrectly and justify your reasoning.

Which equation represents a direct linear variationa. y=x2b. y=2/5xc. y=1/xd. y=x+3

Consider the first four terms of the sequence below. what is the 8th term of this sequence?

David and alton are training for a race. they spend 35 minutes stretching and then go on a 5 mile practice run. david runs at a pace of 7 min/mile. alton runs at a pace of 8 min/mile. write an equation for each runner that shows the total length of their workout. then solve each equation showing your work