In the triangle ABC, M is the midpoint of AB, N is the midpoint of BC and O is the midpoint of AC. Identify which statement(s) below MUST be true. Select

Customers at an ice-cream shop took a survey .the results showed that 144 customers rated the shop as being "very satisfactory ."this number represented 45%of the total nunber of customers who took the survey

Use the distributive law to multiply. 3(4x + 5y + 6)

Isabel graphed the following system of equations. 2x – y = 6 y = -3x + 4 she came up with the solution (2,-2). what were the 3 steps she did to get that solution? (make sure they are in the correct order)