Solve the systems using substitution : y = 2x + 1; y = - 2.5x - 8 Substitute 2x + 1 to y:

Karen will divide her garden into equal parts. she will plant corn in 8/12 of the garden. what is the lowest number of parts she can divide her garden into?

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park what is the unit rate and what does it represent in the context of the situation?